340 



Land Magnetic Observations, 1914-20 



ISLANDS, INDIAN OCEAN. 



Madagascar continued. 



Lalana, 1920 continued. 



inclosure, 18.25 meters southeast of its nearest 

 corner. True bearings: near corner of fence of rest- 

 house, 128 31'.6; southeast veranda post of rest- 

 house, 163 20'.3. 



Maevatanana, 1920. Two stations were occupied. Sta- 

 tion A is north of town, on summit of small round 

 hill, about 100 meters west of cemetery, and about 300 

 meters northwest of hospital, in a native path which 

 crosses hill. True bearings: south end of store shed 

 of Compagnie Occidentale, 44 09'. 9; south corner 

 of cemetery, 246 29'. 7; east end roof of east hospital 

 building, 300 56'.6; spike on west end roof of 

 European hospital, 400 meters, 347 00'.7. 



Station B is about 1 kilometer southwest of station 

 A, on prominent hillock, about 0.5 kilometer north of 

 bridge on main road to Tananarive, west of town; 

 reached by following native track leaving main road 

 at stone marked 345.9 km. True bearings: north 

 gable of mission church, 1 kilometer, 11 37'.2; 

 prominent bushy tree near village, 41 paces, 199 14'; 

 flagstaff on office of Compagnie Occidentale, 000 

 meters, 249 24'.3; outer edge of east pier of bridge 

 over main road, 341 26'.8. 



Mahatsinjo, 1920. On prominent hilltop north of village, 

 about 0.5 kilometer north of post-office, and about 

 150 meters east of church near main motor road, 

 exactly in line with east side of inclosure around tomb 

 of M. Durand, 16.70 meters south of southeast cor- 

 ner of inclosure; marked by wooden stake covered 

 with cairn of broken limestone. True bearings: north 

 gable of hotel in village, 6 22'.0; trigonometric 

 beacon on mountain, 6 kilometers, 84 21'.9; north 

 end roof of church, 88 24'.8; southeast corner post 

 of inclosure around tomb, 182 06 '.6. 



Majunga, 1920. Two stations were occupied. Station A 

 is exact reoccupation of French Hydrographic Service 

 station of 1900; it is in middle of ruins of old Malgash 

 tomb known as "LAncien Signal Tombeau," on 

 ridge called "Plateau des Tombes," about 2 kilo- 

 meters north-northeast of town; marked by stone 

 bearing letters S. H. True bearings: staff on bank 

 in town, 2 kilometers, 21 10'.3; top of "Chateau 

 d'Eau" (water-tower), 1 kilometer, 51 42'. 9; light- 

 house on Alligator Point, 2 kilometers, 80 37'. 1; 

 lighthouse across harbor, 88 24'. 1; stack of meat 

 factory at Boanamary, 20 kilometers, 357 52'.7. 



Station B is on beach, about 1.2 kilometers south- 

 west of station A, in line with north side of adminis- 

 trator's residence, 9.65 meters from a cross cut in 

 sea-wall 60 centimeters above ground; marked by 

 block of limestone whose exposed portion is 8 by 8 

 by 8 centimeters, bearing cross in top, with three 

 letters, C, I. W, on three sides, respectively. True 

 bearings: lighthouse on coast, 93 20'. 2; staff on top 

 of wireless mast, 0.5 kilometer, 155 16'. 2; north 

 flagpole on Governor's residence, 264 56'.0; lamp- 

 standard in sea-wall, 0.5 kilometer, 358 12'.4. 



Tananarive, 1920. Within race-course near north end of 

 Place Richelieu, about 150 meters east of race-course 

 buildings, 9 paces east of bank of small stream, 18.45 

 meters northeast of north tree of row along stream, 

 7.10 meters west of small tree; marked by stone 10 

 by 10 by 50 centimeters, projecting about 10 centi- 

 meters above surface imbedded in cement, and 

 marked C. I. W. True bearings: top of judges' 

 box, 73 08'.5; west end roof of college, 164 46'.0; 

 cross on west tower on cathedral, 256 13'. 1; flagstaff 

 on queen's palace, 311 49'. 6. 



ISLANDS, INDIAN OCEAN. 



Madagascar concluded. 



Tananarive Observatory, 1920.- Two stations, designated A 

 and B, were occupied. A is the pier of absolute 

 house of Tananarive Observatory on Ambohidempona 

 Hill about 3 kilometers east of Tananarive; because of 

 local disturbance care was used to mount instruments 

 at same height as the Observatory instruments when 

 used. True bearings: south tower of Anglican ca- 

 thedral, 89 47'.7; summit of Mount Ambohimalaza 

 as supplied by Father Colin, director of the Observ- 

 atory, distant 42 kilometers, 96 45'.6. 



Station B is 10.62 meters south 96 45'.6 west of 

 station A in the line to summit of Mt. Ambohimalaza. 



Tongobory, 1920. Near center of public grounds, west of 

 administrator's residence, 57.65 meters north of north 

 corner of post-office, 15.2 meters north of center of 

 path; marked by a cross in top of limestone block 20 

 by 25 by 40 centimeters, projecting slightly above 

 surface of ground. True bearings: end of limestone 

 range, 4 kilometers, 258 28'. 1; northeast gable end of 

 roof of prison, 70 meters, 302 15'. 4; bottom of outer 

 edge of northeast pillar of hospital, 80 meters, 327 

 41'.0; near corner of post-office, 344 56M. 



Tulear, 1920, 1921. Two stations were occupied. Station 

 A is on sea-front, about 200 meters northwest of 

 post-office, between sea-wall and Rue des Quais, 7 

 meters from sea-wall at point where wall makes an 

 angle, 38.37 meters from lamp-standard on sea-front 

 opposite end of Rue de France, and 49.55 meters from 

 lamp-standard on sea-front to northwest; marked by 

 a hole in top of block of concrete, whose upper 

 surface is 12 by 12 centimeters, projecting 13 centi- 

 meters above ground. True bearings: lamp-standard, 

 144 24'.4; church spire, 400 meters, 304 15'.8; 

 lightning-conductor on roof of administrator's resi- 

 dence, 322 46'.6; northwest corner of warehouse, 200 

 meters, 335 09'.5; lamp-standard on sea front, 340 

 09'. 7; lamp-standard opposite west end of Rue de 

 France, 351 02'.5. 



Station B is about 30 meters southeast of French 

 observation point of 1907, on beach just above high- 

 water, at foot of sand-dune, about 230 meters along 

 beach southeast of jetty, and 170 paces southwest of 

 nearest customs shed. True bearings: navigation 

 mark on north side of harbor, 3 kilometers, 95 58'. 2; 

 southwest corner of south customs shed, 139 51 '.4; 

 near gable end of garrison commandant's residence, 

 120 meters, 174 17'.6; navigation mark, 1 kilometer, 

 336 49'.0. 



Zazafotsy, 1920. In northeast corner of rest-house com- 

 pound, at south end of village, 23.00 meters and 2S.30 

 meters northeast of northeast and southeast corners 

 of rest-house, respectively, and 16.70 meters south- 

 west of tree near northeast corner of compound. 

 True bearings: prominent tree, 2 kilometers, 22 

 25'.9; bottom of cliff, 2 kilometers, 50 43'.9; south- 

 east corner of rest-house, 59 45'.4. 



ISLANDS, PACIFIC OCEAN. 



Bismarck Archipelago. 



Rabaul, New Britain, 1915. On open grassy land facing 

 bay, about one-third mile (0.5 km.) south of large 

 N. D. L. jetty, about 290 feet (SS meters) west of 

 pathway running nearly parallel to shore, and about 

 145 feet (44 meters) from high- water mark; marked 

 by a wooden peg 1.5 by 1.5 inches (4 by 4 cm.), left 

 1 inch (3 cm.) above surface. True bearings: con- 

 spicuous crag on right side of Beehive Rock, about 

 1 mile (1.6 km.), 27 49'.8; near gable end of large 

 boat-shed across harbor, about 1.5 miles (2.4 km.), 



