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Colon:

Page.
Engineering force assigned to.

2432, 2435
Jurisdiction of, in Panama.

2325
Waterworks

2641
Table showing movement of vessels at..

2377
Combination lock and sea-level plan:

Amount and cost of excavation saved over entire sea-level type. 2249, 2250
Condition of country between Matachin and Gamboa.

2247
Dams not needed at 60-foot level..

2248
Feasibility of ...

2245
Financial considerations of.

2246
Foundations between Matachin and Bohio..

2247
Menocal's plan

2311
Not deemed by General Davis to be practicable.

2310, 2313
Question of practicability, etc....

2244, 2246, 2309
Saving in cost..

2314
Saving in time..

2314
Three locks going up to 90-foot level cheaper, transformable, and practi-
cable

2248, 2313, 2315
Water supply ample.

2248, 2315
Why better than minority plan..

2249, 2250
Constitution of United States, powers conferred under.

2738
Construction:
Bureaus

2675
Contract system and its efficiency.

1951, 1953
Contract system:
Advantages of

2075, 2078
Contractor should be free to get labor..

2220
('ontractor should fix hours of labor.

2221
Difficulties of letting to several...

2074
Machinery of all kinds should be turned over to contractor.

1988
Panama Railroad should be turned over to contractor.

1987, 2221
Protection necessary if left to contractor...

2074
Reference made to, by Mr. Wallace..

1951, 1953, 1985
Shall canal be built by

2575
Should be adopted....

2073
Corporations is a continuous affair.

2911
Courts: Power of (see Canal Zone).

2734, 2737
Cramp & Sons:
Bonds held by, for rebuilding ships for Panama Railroad

2916
Contract for rebuilding ships belonging to Panama Railroad.

2873,

2881, 2918, 2922, 2926
Cristobal: Harbor at.

2428
Cromwell, Wm. Nelson:
Attorney for Panama Canal Company.

2145, 2555, 2557, 2770
Attorney for Panama Railroad Company.

2018
Claim presented by, against United States for work performed by French
Canal Company.

2018, 2019
Contract drawn by Sullivan & Cromwell, for repairs on ships at Cramps. 2931
Farnham, R. L., member of firm of Sullivan & Cromwell

2771
Member of executive committee of Panama Railroad. 2816, 2824, 2885, 2890
Stockholder of Panama Railroad .

2890
Was not a stockholder in Panama Canal Company.

2951
Culebra cut:
A formidable undertaking..

2152
Amount of material to be removed from, for sea-level canal

2084
Approach to.

2054
Barriers in

2099
Borings of .

2056
Cut not so big for lock canal

2099
Depth

2084
Length.

2084
Location..

2084
Major Black's report on.

2100
Opinion of Mr. Wallace is that it can be excavated as soon as locks can be
built..

1990
Price for removing earth from.

2071
Rains, effect on excavating.

2085
Slopes...

2104, 2105

Culebra cut-Continued.

Page.
Small slides have occurred where cut has already been made... 2099, 2100
Time needed to complete this particular portion determines time for com-
pleting the whole ..

2085
Width same in either type.

2035, 2036
Culebra waterworks...

2641
Currency agreement:
Date of

2519, 2529, 2533, 2535, 2537, 2770
Remarks on, by General Davis.

2273, 2274, 2275
Statements showing payments made by Isthmian Canal Commission
under.

2597, 2599
Telegram from Mr. Shonts to Secretary of War on..

2535, 2537
Currents:
Chagres River, cause of current in sea-level canal.

2089, 2093
Effect on large ships ..

2101
Formed by, ebb and flow of tide.

2189
How formed, velocity, etc.

2190, 2191
In sea-level canal..

2089
In Suez Canal.....

2091
No currents in lock canal.

2104, 2154
No engineer can calculate velocity of, in canal without tidal locks.

1977
Results of...

2094

D.
Dams:
Alajuela: Ideal location, far preferable to Gamboa

2158
Assint: Foundation..

2049
Assuant: Foundation.

2049
Bed rock necessary for foundation of.

1957
Bohio-
Borings for foundation

2048, 2058, 2429
Conditions are as favorable for the construction of, as at Gatun.

2058
Distance from Gatun site....

2048
Former testimony of Colonel Ernst on foundation of. 2051, 2058, 2060
Location recommended by Walker Commission..

2047
Material found in borings.

2062
Most important on line (Report Isthmian Canal Commission, 1899–
1901)

2059, 2060
Proposed dam.

2429
Ridge not wide enough for locks 900 feet long.

2049
Borings.

2051
Cement for foundation

2049
Cost of making diversion channels for..

2097
Danger to, from a fissure or cracks..

2119
Earthen one not to be considered in this case

1953
Either one an engineering guesswork.

1959, 1960
Gamboa-
Character of material opposite...

2094
Controls water of Chagres River under a sea-level canal.

2089, 2153
Effect of flood waters on.

2239
Furnish electric power to run Panama Railroad.

1979, 2239
Lands submerged by...

1988
Location.

1953, 2055
Necessity for its permanency

2244
Proposed regulation works involving viaduct across Chagres River. 2246
Size of.

2095, 2725
Should be of masonry.

1959
Steps to break velocity of water flowing into canal.

2090
Superior foundation.

1952, 1958
Usable and practicable for a lock canal of any height

1979
Water can be used to generate electric power..

1979, 2239
Would be retained if sea-level canal is built..

1979
Would be suflicient if lock canal should be built between Obispo and
Miraflores ...

1980
Would furnish water for entire Isthmus.

1979
Gatun-
Advantage of....

2155
Borings made for, showed permeable material.

1952, 1956

2093

Dams Continued.

Page
Gatun-Continued.
Cause for fissures in

1975
Condition of hill where spillway is to be located..

2075 2076
Foundation

1963, 1965, 1989, 2183, 2429, 2719
Gorges under.

1963, 1973, 1974
Loss of water in, easy to control.

2155
Material found in borings.

2062
Not necessary to use liquid cement for foundation.

2001, 2002
Objections to, by Mr. Wallace...

1975
Permeable material..

20119
Permeable material can be made impervious by pumping down current.

2155
Preferred by Colonel Ernst.

2019
Proper location for, if lock canal is to be built.

1956
Proposed dam at, Tiger Hill alternative.

2429
Question as to location being safe

1952, 1989
Remarks on..

1958, 1962, 1961
Seepage...

1961
Site for, good.

2110
Slopes...

2028
Spillway

20,5
Tests for..
Variation in height of water at..

2097, 2008
Walker Commission opposed to..

2722
Weight of superstructure will not stop flow of water.

1974, 1975
Written statement of Mr. Wallace....

202
Work necessary to close gorges under foundation of.

1974
Impermeable material....

2050
La Boca: Dam site, location very poor..

1953, 1990
Location of spillways.

2119
Material found under different locations..

1984
Number of, for sea-level plan....
Permeable material.....

2049
Seepage, effect on.

2115
Sheet piling, used for foundation.

2115, 2116, 2118
Should either the Gamboa or the Alajuela site be selected more land will be
necessary

2746
Two elements in earth dam proposition.

1963
What will be necessary in order to build..

1974, 2153
Dauchy, W. E.

2023, 2775
Davis, C. E.: Engineer waterworks and sewers.

2635
Davis, Geo. W., major-general, U. S. Army (retired):
Copy of proclamation submitted by....

2303
Date of appointment as governor of Canal Zone.

2518
Diagrams submitted

2177, 2178, 2211
Duties.

2161, 2162, 2166
Extract from letter by, to Chief Engineer Wallace..

2500
Favors constructing canal by contract..

2217, 2334
Financial condition of Panama Railroad.

2870
First annual report of, as governor of Zone..

2461
Governor of Porto Rico.....

2168
Left for Isthmus under orders from President..

2165
Medical supplies ordered by, did not reach Isthmus for some months 2773
Member of Canal Commission, appointed 1904

2161
Member of Board of Consulting Engineers..

2163
Military governor of Philippine Islands.

2164
Provisional agreement made by, with Panama authorities.

2519
Regarding incomplete report of.

2297, 2298, 2306, 2307
Report by, as governor of Canal Zone, and subjects discussed in..

2334
Appendixes to customs reports...

2362-2377
Customs ports and revenues..

2334
Letter from Señor (baldia to Hon. John Hay regarding treaty..

2352
Points in Mr. Obaldia's dispatch of August 11 concerning the cession of
territory...

2345
Points of Mr. Arias's protest July 27 concerning fiscal and economical
sovereignty within and without Canal Zone.

2344
Present situation regarding the entrance and clearance of vessels. 2350
Reply of Secretary of State Hay to Señor Obaldia regarding a satisfac-
tory settlement of Canal Zone matters.

2378-2391

Davis, Geo. W., major-general, U. S. Army (retired)—Continued.

Page.
Services rendered in the organization of a government on the Canal Zone. 2012
Signed majority report....

2163
Statement of...

2161, 2505
Status of, in dealing with Republic of Panama.

2305
Supplemental report by, and subjects discussed in....

2485
Custody of property, canal work, and administration.

2494
Disbursing officer on Isthmus.

2486
Panama Railroad..

2487
Telegrams, rates charged.

2485
Transfer of canal property to United States..

2492
Thoroughly acquainted with all conditions on Isthmus.

2162
Time connected with United States Army.

2161
Time spent at Suez.

2164
Davis, T. A.

2606
De Obaldia, Señor Don J. Domingo, letter.

2307, 2345, 2352, 2378
Diagrams showing ships in sea-level canal.

2177, 2178, 2210
Dingley tariff act:
Date of executive order putting in effect on Isthmus of Panama .

2519
Exhibit No. 6, letter by Secretary Taft to Secretary Hay in regard to repeal-
ing same.

2758
Letter by Gen. George W. Davis to Rear-Admiral Walker in regard to. 2586
Reasons for being revoked

2755
Remarks on..

2756, 2771
Diversions: Chagres River during building of canal...

2096
Dividends. (See Panama Railroad.)
Docks. (See Panama Railroad.)
Documents inserted in the record:
General statement by Mr. Wallace on canal construction...

2027
Table of comparative distances...

2031
Cablegrams from T. P. Shonts and Secretary of War to Chief Engineer Ste-
vens on Gatun dam..

2038
Extract from report of Isthmian Canal Commission of 1899–1901.,

2059
Cablegram from Chief Engineer Stevens to T. P. Shonts in regard to Gatun 2111
locks

2111
Written statement by Gen. Henry L. Abbott on relative merits of sea-level
and lock projects...

2152-2159
Maintenance expenses for sea-level and lock canal

2198
Table showing increase in size of ships..

2203
Cablegrams from various parties regarding annual expenses at Suez Canal.. 2204
Table showing existing and proposed ship canals..

2212
Table showing commercial vessels over 12,000 gross tonnage

2216
Naval vessels of 14,000 tons and over.

2216
Letter of President to the Secretary of War regarding his authority to acquire
the Panama Railroad and property of Panama Canal Company.

2253
Letter from Attorney-General Knox to Admiral Walker regarding compen-
sation claimed by New Panama Canal Company.

2278
Letter from William Nelson Cromwell to Attorney-General Knox regarding
Panama Canal property.

2279
Copy of agreement relating to the delimitation of Canal Zone.

2300
Report by Gen. George W. Davis, governor of Canal Zone.

2334
Letter from Señor Don J. Domingo de Obaldia to Hon. John Hay, Secretary
of State..

2352
Movement of vessels at the port of Colon for months of August and Sep-
tember

2377
Message of President transmitting first annual report of Isthmian Canal Com-
mission..

2392
Letter of Secretary of War Taft transmitting first annual report of Canal
Commission.

2393
First annual report of Isthmian Canal Commission.

2411
Supplemental report of Maj. Gen. George W. Davis as governor of Canal Zone 2485
Extracts from letter from Maj. Gen. George W. Davis to Chief Engineer
Wallace..

2500
Copy of proclamation submitted by General Davis.

2503
Supplementary written statement of William H. Burr..

2505
Written statement of B. M. Harrod, esq.

2509
Statement of T. P. Shonts regarding receipts, expenditures of operations of
hotels and mess kitchens on Isthmus of Panama.

2511

Documents inserted in the record-Continued.

Page.
Statement by Secretary of War Taft regarding transactions of the Govern-
ment in respect to the Panama Canal.

2516
Exhibits attached to statement by Secretary of War Taft.

2578
Additional correspondence between Mr. Wallace and Secretary of War Taft. 2704
Papers submitted by Mr. Drake on result of operations of the Panama Rail-
road for calendar year 1905..

2892
Copy of contract made with Cramp & Sons for repair of ships owned by
Panama Railroad....

2918
List showing stockholders of the Panama Railroad.

2942
Letter from John Hay, Secretary of State, to Señor Don José Vicente
Concha regarding treaty with Republic of Colombia...

2952
Sundry letters and copy of treaty with Republic of Colombia.

2952
Drake, Edward A.:
Appointed by Mr. Shonts as assistant to president....

2832
Authority over purchasing agent..

2835
Director of Panama Railroad under Panama Canal Company.

2946
Devised plan for creating bonded debt against Panama Railroad for repair
of ships

2928
Familiar with the purchases of coal.

2844
Former testimony on expenditures incurred by Panama Railroad for repair

2941
Had no conversation with Mr. Cromwell in regard to creating bonded debt
of Panama Railroad...

2930
Has had charge of operating line since 1893.

2800
Holding office as assistant to president under order of president of rail-

road...
Member of executive committee of Panama Railroad.

2885
Never heard of any American who was stockholder in either French com-
pany:

2892
Requisitions for material and supplies passed upon by..

2836
Secretary and treasurer of Panama Railroad and assistant to president.. 2798,

2807, 2816, 2829
Statement of...

2797, 2951
Thoroughly familiar with affairs of Panama Railroad.

2939
Time connected with Panama Railroad...

2891
Was stock broker and banker before entering service of Panama Railroad... 2939
Dredging: Conditions under which it will have to be done..

2098

of ships......

2832, 2939

E.

Earn Steamship Line: Has contract for carrying coal for Panama Railroad for
last three years .

2845
Earthquakes:
Danger from

2157
Number that have occurred on Panama

2121
Panama...

2120, 2122, 2229, 2230, 2231
Ehle, Boyd: Resident engineer, Bas Obispo..

2634, 2640
Employees on Canal Zone: Statement showing number of, on Isthmus from Jan-
uary, 1905, to October, 1905...

2664, 2284
Engineers: Number of, on Isthmus when Mr. Wallace arrived.

1956
Engineering and construction operations, number of parties..

2436
Equitable Life Insurance Company.

2910
Ernst, Oswald H., Col. U. S. Army:
Does not know why Walker Commission was discharged.

2071
Former testimony on Bohio dam.....

2058
Number of times on Isthmus since appointed...

2124
Prefers minority report..

2034
Statement of .

2033, 2078
Europe: Iron purchased in..

2850
Excavation:

Amount of material taken out at different times while Mr. Wallace was on
Isthmus

1992, 1993, 2096
Barriers left at each end of cut, so as to enable work to be done in the dry. 1999
Below water will require different treatment.

2086
Best methods for...

2085
Difficulty of, in rainy season.

2085
Dredges for..

1999

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