The Andes and the Amazon

Appendices188

Appendix A

Barometrical Measurements across South America.

Locality.	Altitude.	Barometer.	Boiling Point.	Regnault’s Equiv.	Difference.	Other Estimates.
Pacific Ocean	0	29.930	212.°			Bar. of Visse, 29.904; Boussingault, 29.867.
Guayaquil	10	29.899	211.95	29.831	-.008	B.P. of Visse, 211.8°
Guaranda	8,840	21.976				Alt. of Visse, 8872; Hall, 8928.
Arenal	14,250	18.123				Alt. of Visse, 13,917; Hall, 14,268.
Mocha	10,900	20.393
Ambato	8,490	22.241				Alt. of Visse, 8541; Boussingault, 8787. Bar. of Jameson, 22.218.
Tacunga	9,181	21.693				Alt. of Visse, 9180; Boussingault, 9384. Bar. of Jameson, 21.700.
Tiupullo	11,662	19.858				Alt. of Visse, 11,702.
Machachi	9,900	21.212				Alt. of Visse, 9823.
Quito	9,520	21.530	195.8	21.485	-.045	Alt. of La Condamine, 9596; Humboldt, 9570; Caldas, 8947; Boussingault, 9567; Aguilar, 9496; Visse, 9307; Bureau des Longs., 9540; Tramblay’s Ann., 9538; Jameson, 9513. Bar. of La Condamine, 21.404; Humboldt, 21.403; Aguilar, 21.465; Jameson, 21.566. B.P. of Visse, 195.6°; Tramblay, 184.18°.
Panecillo	10,101	21.043				Alt. of Humboldt, 10,244; Aguilar, 10,135. Bar. of Jameson, 21.207. B.P. of Visse, 194.7°
Pichincha, top	15,827	17.038	184.5	17.030	-.008	Alt. of La Condamine, 15,606; Humboldt, 15,922; Boussingault, 15,676; Visse, 16,200; Hall, 15,380; Jameson, 15,704. Bar. of Visse, 16.942.
Pichincha, crater	13,300		189.2	18.672		Alt. of Visse and Moreno, 18,600.
Antisana H.	13,300	18.583				Alt. of Humboldt, 13,465; Boussingault, 13,356. Bar. of Aguirre, 18.573; Jameson, 18.630.
On Antisana	16,000	16.782
Pinatura	10,410	20.791				Alt. of Boussingault, 10,348.
Padregal	11,860	19.817
On Cotopaxi	12,690	19.004
Riobamba	9,200	21.705				Alt. of Visse, 9157; Boussingault, 9413.
Cajabamba	10,918	20.512				Alt. of La Condamine, 11,000.
Itulcachi	8,885	22.006
Tablon	10,516	20.800
Papallacta	10,511	20.803	193.8	20.598	-.205
Guila	8,622	22.206
Pachamama	7,920	22.751
Pachamama	7,920	22.751
Baeza	6,625	23.793
Cochachimbamba	4,252	25.832
Curi-urcu	3,247	26.746
Archidona	2,115	27.816	209.00	28.180	+.364
Napo	1,450	28.419	209.4	28.407	-.012
Santa Rosa	1,100	28.814	210.4	28.982	+.168
Coca	858	29.022	210.65	29.127	+.105
Mouth of the River Aguarico	586	29.321>	211.00	29.331	+.010
Do. River Curaray	500	29.408	210.8	29.215	-.193
Do. River Napo	385	29.526	211.4	29.566	+.040	Alt. at Nauta, by Castelnau, 365.
Pebas	345	29.510	211.1	29.390	-.120	Alt. of Herndon, 537. B.P. of Herndon, 211.1°.
Loreto			211.4	29.566
San Antonio	256	29.655
Tabatinga	255	29.656	211.5	29.625	-.041	Alt. of Spix and Martius, 670; Azevedo and Pinto, 150; Agassiz, 200.
Tunantins	138?	29.770				Alt. of Azevedo and Pinto, 124.
Ega	100?	29.813	211.9	29.862	+.049	Alt. of Herndon, 2052; Azevedo and Pinto, 120. B.P. of Herndon, 208.2°.
Manáos	199?	29.705				Alt. of Herndon, 1475; Castelnau, 293; Spix and Martius, 556; Azevedo and Pinto, 92. B.P. of Herndon, 209.3°; Gibbon, 210.87°; Wallace, 212°.5.
Serpa	158?	29.752				Alt. of Azevedo and Pinto, 84.
Obidos	114	29.802				Alt. of Azevedo and Pinto, 58; Agassiz, 45.
Santarem	107	29.808	211.5	29.625	-.183	Alt. of Herndon, 846; Azevedo and Pinto, 50. B.P. of Herndon, 210.5°.
Mount Alégre	83	29.834
Gurupá	38	29.890				Alt. of Azevedo and Pinto, 42.
Pará	15	29.889	211.95	29.891	+.002	Alt. of Herndon, 320; Azevedo and Pinto, 35; Dewey, 35. Bar. of Herndon, 29.708; Dewey, 29.941; Orton (reduced to level of river), 29.914. B.P. of Herndon, 211.5°.
Atlantic Ocean	-2	29.932	212.16			Bar. of Dewey, 29.977.