Descriptions of Stations 



317 



SOUTH AMERICA. 



Argentina continued. 



Mackenna, Cordoba, 1917. Approximate reoccupation of 

 Argentine Meteorological Office station of 1908 and 

 1912. About 7 blocks south of railway station, in 

 open camp, about 400 meters south of church, 150 

 meters south of policia, 86.9 meters south of south 

 wire fence of inclosure south of policia, and 12.6 

 meters east of extension of east side of street one block 

 west of entrance to railway station. True bearings: 

 extreme right spire in cemetery, 26 00' 8; windmill at 

 Castro Estancia, 96 44'.3; spire of church at side of 

 plaza, 197 19'.2. 



Mascasin, La Rioja, 1917. Close reoccupation of Argen- 

 tine Meteorological Office station of 1913. About 

 400 meters south of railway station, in scrub, 25 meters 

 southwest of the farther of two prominent quebracho 

 trees from railway station. True bearings: top of 

 railway signal-post, 115 09'. 1; extreme left edge of 

 railway station, 181 34'.5; top of railway signal-post, 

 225 32'.7. 



Mata Grande, Santa Cruz, 1919. In center of small in- 

 closed field on northeast side of road, north of a clump 

 of willow trees, about 200 meters northeast of large 

 brick house, and 8.3 meters north of edge of small 

 ditch; marked by wooden peg True bearings: center 

 of chimney of small house, 24 57'.8; center of middle 

 chimney of large house, 30 04'.0; base of corner fence 

 post, on horizon, 282 35'.2. 



Mendoza, Mendoza, 1917. Close reoccupation of Argen- 

 tine Meteorological Office station C of 1914. In 

 Parque del Oeste, about 80 meters east-northeast of 

 and in line with south end of confiteria, and about 200 

 meters west-northwest of band-stand in La Rotunda. 

 True bearings: north edge of confiteria, 85 41'.S; orna- 

 ment on top of band-stand, 307 40'.5; distant tall 

 brick chimney, 310 51'.8; lamp-post, 324 53'.3. 



Mercedes, Buenos Aires, 1917, 1919. The C. I. W. station 

 of 1917, a proximate reoccupation of Argentine Mete- 

 orological Office station of 1904 and 1912, was closely 

 reoccupied. In quinta belonging to Senor Bernardo 

 Rocca, formerly owned by Senor Juan F. Gnavi, about 

 600 meters southwest of barracks and about 200 

 meters west of house of Senor Rocca, 48.7 meters east 

 of north-south fence, and 41.8 meters north of east- 

 west fence outside a row of small trees; marked by a 

 tent peg. True bearings: cathedral spire, 212 41'.0; 

 tank at barracks, 241 27'.0; left corner of brick house, 

 275 02'.S. 



Navia, San Luis, 1917. Practical reoccupation of Argen- 

 tine Meteorological Office station of 1913. About 400 

 meters north-northeast of railway station, in middle 

 of slightly used cross-roads cut through brush. True 

 bearing: ornament on left end of ridge on railway 

 station, 37 24'.6. 



Olavarria, Buenos Aires, 1917. Practical reoccupation of 

 Argentine Meteorological Office station of 1913. 

 About 2.5 kilometers west of railway station, near 

 extension of street about 5 squares south of railway 

 station, crossing bridge in west part of town, in center 

 of paddock belonging to Luis Spinola, 63.5 meters 

 from south fence, 32.5 meters from west fence. 

 True bearings: center of chimney on small brick house, 

 125 12M; lower joint of pipe on windmill, 0.5 kilom- 

 eter, 202 47'.9; right edge of Luis Spinola's house, 

 245 27'. 7; left one of twin spires on cathedral, 310 

 07M; left edge of nearby house, 337 43'.9. 



Parada Kilometro 163, Chubut, 1919. South of Hotel Los 

 Tigres and railroad station, on level plain, 180 paces 

 south of railroad; marked by wooden peg. True 

 bearing: left side of foundation of railroad water-tank, 

 208 23'.0. 



SOUTH AMERICA. 



Argentina continued. 



Patagones, Buenos Aires, 1919. Practical reoccupation 

 of Argentine Meteorological Office station of 1914, 

 one-fourth kilometer northwest of town, on hill over- 

 looking Viedma and river but concealed from Pata- 

 gones, 12.5 meters south of center of branch road 

 about 75 meters southwest of slight turn in extension 

 of Calle Venezuela where it joins main road, 8.5 

 meters north of center of path following brink of 

 hill, and 48.6 meters east of a telephone-post; marked 

 by a wooden stake. True bearings: top of steel tower 

 on far bank of river, 25 19'.5; top of steel tower, 200 

 meters, 343S'.0; brick chimney, 2350S'.l; statue on 

 gable of theater in Viedma, 346 27'.8. 



Pergamino, Buenos Aires, 1917. Practical reoccupation of 

 Argentine Meteorological Office station of 1912. 

 South of town, in estancia of Senor Villa-Nueva, west 

 of road to "Chacra Experimental," which extends 

 southward from Calle Rocha crossing narrow gage 

 railway just before it branches, about in line between 

 brick "galpon" or warehouse to northeast and house 

 of Senor Villa-Nueva to southwest, 58.9 meters west 

 of roadside fence and 64.1 meters north of fence along 

 narrow lane to group of adobe huts. True bearings: 

 extreme left edge of house of Senor Villa-Nueva, 

 56 30'.6; left of twin church towers, 166 17'.9; ex- 

 treme left edge of galpon, 247 55'. 1; lone tree, 352 

 33'.6. 



Pichi-Mahuida, Rio Negro, 1917. Close reoccupation of 

 Meteorological Office station of 1913. About 400 

 meters south of railway station, approximately in 

 line with cemetery and water-tank west of station, 

 about 25 meters east of wagon trail going up hillside 

 from river, on east bank of a narrow gully. True 

 bearings: signal pole, 158 16'. 1; ballon top of water- 

 tank near railway station, 1S1 30'.4; signal-pole, 231 

 16'.6. 



Pilar, Cordoba, 1917. On grounds of Pilar Observatory 

 of Argentine Meteorological Office. Station B is an 

 exact reoccupation of the C. I. W. station B of 1911, 

 a wooden pier having been set and a small frame 

 building erected over the spot. Declination and 

 horizontal intensity were observed at Pier 4, and 

 inclination on Pier 5 in the new absolute observatory 

 called station D. For intercomparison of instruments 

 two stations E and F were established in line from 

 Pier 4 at station D to left edge of a house about 2 

 kilometers distant in azimuth 11920'.6. Station E 

 is 71.26 meters west of northwest corner of variation 

 observatory, 89.54 meters northeast of stone pier used 

 as observatory azimuth mark, 73.35 meters east of 

 east corner of observers' quarters, and 87.48 meters 

 southwest of south corner of carpenter shop. Station 

 F is 26.30 meters northwest of E in fine toward their 

 common azimuth mark, the left edge of house distant 

 about 2 kilometers, whose bearing is 11920'.6. 



Puenie del Inca, Mendoza, 1917. Practical reoccupation 

 of Argentine Meteorological Office station of 1914. 

 About 100 meters north of base of mountains, about 

 200 meters south of Hotel Puente del Inca, property 

 of Hoteles Sud-Americanos, in line with electric-light 

 line running northeast and 35.2 meters southwest of 

 southwest corner of small stone building at end of 

 line. True bearings: left edge of middle pier of rail- 

 way bridge, 13731'.5; post next to right pier of 

 railway bridge, 141 36'. 0; left edge of square tower 

 on hotel, 188 26'. 9; signal-post at railway station, 

 244 48'. 1. 



Puerto Deseado, Santa Cruz, 1919. Practical reoccupation 

 of Argentine Meteorological Office station of 1913. 

 In open field just outside and northeast of town of 

 Puerto Deseado, about 600 meters northeast of rail- 



