134 



Land Magnetic Observations, 1911-13 



AFRICA. 



French West Africa continued. 



Cape Blanco. Mauretania, 1912. Near end of cape, 250 

 meters south-southwest of lighthouse, 166 pace.s north- 

 east of coUimn of stones, about 2 meters high, on 

 brow of cUff; marked by tent peg driven flush and 

 covered over with sand. True beanngs: weather 

 vane on Ughthouse tower, 239 14'.4; semaphore south 

 of lighthouse, 248 02'.8. 



Conakry, French Guinea, 1912. On spit of land projecting 

 southeast from east side of Pemnsula of Conakry, 1 

 kilometer south of wireless station, about 1.5 kilo- 

 meters east of marble pyramid erected by Service 

 Geographique in 1905. in vicinity of hospital and 

 within a few feet of high-water mark, 32.2 feet (9.81 

 meters) east, 29.7 feet (9.05 meters) west, 65 feet (19.8 

 meters) southeast, and 54 feet (16.5 meters) north- 

 northwest respectively from projecting rocks. 



Colonoji, Dahomey, 1913. Approximately a reoccupation 

 of Mission Tilho station of 1906; about 400 yards 

 (366 meters) southwest of raikoad repair shops and 

 engine houses, about 1 kilometer west of town of 

 Cotonou, 20.4 feet (6.22 meters) north of Omdah road, 

 380 feet (116 meters) east of cement aqueduct on 

 Ouidah road, and about 200 yards (183 meters) north 

 of seashore; marked by tent peg driven flush with 

 ground. True bearings: smokestack of railroad 

 shops, 229 01'.5; flag.staff on Noemann Co., 271 33'.4. 



Dakar, Senegal, 1912, 1913. North of town, in new ceme- 

 tery, on point of land known as Bel- Air, about 1.8 

 kilometers northeast of electric power house, and 114 

 meters and 139.5 meters respectively from west and 

 south corners of old cemetery, and 53 paces east of 

 west corner of new cemetery cement wall; marked by 

 tent peg driven flush with ground and covered with 

 earth. True bearings: dome on Governor-General's 

 palace, 11 36'.9; lighthouse (Phare de Mamelles)^ 

 107 4r.8; brick cliimney of pumping station, 159 

 49'.6; spire on porters' lodge north of gate, 318 34'. 7. 



Oao, Upper Senegal and Niger, 1913. In courtyard of fort, 

 18.0 feet (5.49 meters) from wall of sergeant's quarters, 

 28.8 feet (8.78 meters) northeast of northwest corner 

 of sergeant's quarters. 84.0 feet (25.60 meters) south- 

 east of south corner of Bureau Arabc, 75.2 feet (22.92 

 meters) south-southwest from southwest corner of 

 carpenter shop, 2.9 feet (88 cm.) southward from brick 

 pier, and 5 feet (1.5 meters) from nearest small tree. 

 A secondary station was established 1,127 feet (343.5 

 meters) east of main station. 



Oaya, Military Territory of the Niger. 1913. Approximately 

 a reoccupation of Mission TiUio station of 1907; 36.3 

 feet (11.06 meters) south-southwest of east edge of 

 officers' quarters in oaiiip for travelers, 132 feet (40.2 

 meters) north-northeast of large tamarind tree, and 

 approximately in hue between the tamarind tree and 

 comer of oflTicers' quarters; marked by tent peg driven 

 flush with ground. True bearings: tamaiiiul tree, 

 15 18'.6; flagstaff on administration building, about 

 200 yards (183 meters), 138 48'.2. 



Gnum Goum, Dahomey, 1913. Two days' march from Niger 

 River near native village; 74.1 feet (22.59 meters) east 

 of middle entrance of central hut of encampment for 

 travelers, west of native village, and 45 feet (13.7 

 meters) east of large lone tree; marked by tent peg 

 driven flush with ground. True bearing: entrance to 

 hut, 107 05'. 



Gourao, Upper Senegal and Niger, 1913. In central village 

 of this name, on low hill on shore of Lake Debou, 

 north of heavy ledge of rocks, and north of a path, 65 

 feet (19.8 meters) and 61 feet (18.6 meters) respec- 



AFRICA. 



French West Africa continued. 



Gourao. Upper Senegal and Niger, 1913 continued. 



tively southwest and west-southwest from two large 

 trees standing about 20 feet (6 meters) apart; marked 

 by tent peg. 



llassi Bou-Ghassa, Military Territory of the Niger, 1913. In 

 wadi at Hassi Bou-Ghassa, 755 feet (230 meters) south 

 of well, 359 feet (109 meters) south of lone tree, about 

 900 feet (274 meters) southwest of trail marker on 

 north edge of wadi, 259 feet (79 meters) southwest of 

 abandoned well, 82 feet (25 meters) north of pile of 

 large rocks, and about 650 feet (198 meters) north of 

 south edge of wadi; marked by tent peg driven flush 

 with ground. True bearing: perpendicular face of 

 rock on ridge forming south boundary of wadi, 47 

 59'.0. 



Hassi Yerlick {Arhli), Military Territory of the Niger, 

 1913. About center of wadi at Hassi Yerhck, about 

 150 yards (137 meters) southwest of main well, 549 

 feet (167 meters) southwest of lone tree, and 227.5 feet 

 (69.35 meters) east-northeast from lone tree. 



Kandi, Dahomey, 1913. Approximately a reoccupation of 

 1906 station of Mission Tilho; in yard of abandoned 

 military post now used as encampment for travelers, 

 107 feet (32.6 meters) from former quarters of com- 

 mandant, and 67 feet (20 meters) north of huts of old 

 military quarters. 



Kaolack, Senegal, 1912. In large unoccupied square in 

 front of administrator's residence, about 350 meters 

 east of raib-oad station, 236 paces south-southeast of 

 entrance into garden of administrator's residence, 

 104.5 meters southwest of center of front end of mar- 

 ket building, 54.2 meters south-southwest of well m 

 center of square, and 42 meters east of center of road; 

 marked by tent peg driven flush with ground and 

 covered with earth. True bearings: ornament on 

 south end of railroad station, 91 25'.2; ornament on 

 west gable of market building, 242 11'.5. 



Kayes Upper Senegal and Niger, 1913. Eastward of pub- 

 he buildings, between Avenue Ballay and Senegal 

 River, about in line with center of Rue du Lieutenant 

 Carnier, 75.4 feet (22.98 meters) north of seawall, and 

 19.5 feet (5.94 meters) south of point where river bank 

 begins sharp drop to river; marked by monument of 

 rough stone laid in cement, 30 cm. square and project- 

 ing 40 cm. above ground, lettered "CIW 1913." 



Kee Upper Senegal and Niger, 1913. Near south edge of 

 'small plateau on east end of large island in Niger River 

 and to northeast of Ke6, this plateau being site of 

 abandoned village now in ruins. 



Kidal, Military Territory of the Niger, 1913. On northeast 

 bank of Wadi Eguerer, about 160 feet (49 meters) 

 southeast of east gate of brush fence inclosing post, 

 26.5 feet (8.1 meters) south-southeast from nearest 

 rock, 24 feet (7.3 meters) due west of small rock, and 

 142 feet (43.3 meters) north-northeast from cocoa- 

 nut tree with four large trunks; marked by large tent 

 peg driven flush with ground. True bearings^ south 

 corner of prison, storehouse, and office 98 45'.5; 

 south corner of lieutenant's house, 105 46'.0; west 

 corner of post, 148 58'.0; east corner of post, 152 

 31'.5. 



Kilibo, Dahomey, 1913. In open space at north end of 

 native village, 195 feet (59.4 meters) east of middle of 

 Sav6 road, 40.3 feet (12.28 meters) southeast of lone 

 tree, 32.6 feet (9.94 meters) northeast of north corner 

 of mud wall, and about due east of store of a European 

 trader on west side of road; marked by tent peg driven 

 flush with ground. 



