No. 7—continued.

Observations taken on the Journey of Don Pedro Garcia, in 1810, to the Salinas.

Place.S. Latitude.Longitude.Where from.Observations.
°´ "°´ "
Pass of the Salado35201560Buenos Ayres
Palantalen35120270"
Lakes Tres Hermanas352302160"
Cruz de Guerra354102240"
Cabeza del Buey361002520"
First Lake of the Cañada Larga363803240"
Lake del Monte365303570"
Lake da los Paraguayos365804120"
Lake of the Salinas (centre)371304510"
Positions fixed on the Expedition in 1823, to extend the Frontiers.
Fort on the Tandil3721430394"Variation 14° 59´ E.—1823.
Lake beyond the Tinta hills374031270"
Another further on37447207"Var. 15° 18´ E.
Ruins of the Jesuit Mission375948"
By the Officers of His Majesty's Ship Beagle, in 1832.
Cape Corrientes38530572915Greenwich
Sierra Ventana, highest summit381145615618"
Fort Argentine, near Bahia Blanca384350621441"
On the River Negro.
Pilot's house at the entrance of the River Negro41042624615"Var. 17° 42´ E. 1832.
Town of Carmen on ditto40481862580"
East end of the Islands of Choleechel3900"by Villariño, in 1782.
Junction of the River Neuquen38440"
Junction of the River Encarnacion }4060"
Villariños, furthest up the Catapuliché39330"

No. 7—continued.

Positions on the road from Buenos Ayres to Chile, fixed in 1794 by Bauza and Espinosa, Officers attached to Malaspina's Surveying Expedition.

Place.S. Latitude.Longitude.Where from.Observations.
°´ "°´ "
Post of Portezuelas33530Greenwich
Do. of Desmochados33100"
Do. of Sanjon, on the River Tercero3240061450"
Pass on the Tercero322330"
San Luis de la Punta3318065470"
Pass of the Desaguadero33260"
Mendoza325206960"
Uspallata323320"
St. Jago de Chile3326070460"
Provincial Towns.
Cordova3126143143645FerroM. de Souillae, 1784.
Santiago del Estero27470"Azara.
Tucuman"
Salta"
Corrientes27270319550"ditto.
Assumption251640320120"ditto.
Affluents of the River Paraguay.
Mouth of the Vermejo26540by Azara, in 1785.
Do. of the Tebicuari26350
Fort Angostura25320
Mouth of the Pilcomayo25219
Mouth of the Piray2520Quiroga, in 1750
Do. of the Salado2510
Do. Peribibuy24580
Do. Mboicay24560
Do. Ibobi24290
Do. Quarepoti24230
Do. Xexui2470
Do. Ipané-mini2420
Do. Fogones23510
Do. Ipané-guazu23280
Do. Guarambaré2380
Do. Corrientes2220
Do. Tepeti21450
Do. Inboteti19200
Do. Tacuari1900
Do. Porrudos17520
Do. Jaurú16250320100Ferro

No. 7—continued.