60 Timehri. 
Tam much indebted to Mr. L. 8. Hohenkerk, Government Surveyor, for the 
valuable assistance he has rendered me in the preparation of this paper. 
(2) Estrmtate oF Mineace cr Mary Rivers To BE TRAVERSED AND 
ConnecTING LINES AcROoss CoUNTRY TO BE CUT AND TRAVERSED, 
North Western District— Miles. Miles. 
Barima River—Kaituma R. to Morebo Itabo, 30; Morebo 
to Betsy, 60 ; Eclipse Falls to Source, 70 .. on 160 
Branches—Aruka above Rubber tract ie Be ae 35. 
Aruka to Amakura oe ars Br 2% 20 215 
Waini River to Baramanni, 70; Arawapai, 70; to 
Source, 25 é 165 
Barama River to Kokerite, 60: An abate. 50; to 
Aunama, 20; to Source, 60 . 5 Bn as 190 
Pomeroon— 
Pomeroon River—Tapakuma to Source, 60; to Cozier 
Canal, 20 a E: a eS. ek kts 80 
Lower Essequibo.— 
Branches—Supenaam, 50; Groete Creek and Branch, 
45 ; Bonasika, 25 ae 120 
Cuyuni River —H.M.P.S. to rpente aa both hana 
around Swarima and Kanaima = .. 230 
Puruni River, Main River .. dt x Ar Li 130 
Branches, Kartuni.. ate + oA zt 60 190 
Mazaruni River. Main River. 
R. and L. Banks to Turesi and tying across River, 
say 200; Turesi to Pimuah, 150; Pimuah to 
Source, 160 .. a te es 5 =. 510 
Essequibo River. Main River. 
On R. B. Makauria to Potaro, 100 ; on L.B. Muneri 
island up, 10; Potaro to Rupa 150 ; to Kuyu- 
wini, 200; to Source,125 .. : ae He 585 
Potaro River, Main River... = a “ Efe 130 
Kuribrong... i E A ao $45 100 230 
Carried forward ,, ar 2,615 
