![](http://www.alamy.com/thumbs/6/40C38158-DB50-4225-996D-9353404CD8A8/G6NDMT.jpg)
UNITED STATES:Isogonic chart for epoch , 1889 map
'United States Coast and Geodetic survey Mendenhall, Superintendent, Isogonic chart of the United States for the Epoch 1890; Coast and Geodetic Survey Base-map of the United States 1879'. Artist/engraver/cartographer: United States Coast & Geodetic Survey. Provenance: "Report of the superintendent of the Coast and Geodetic survey-1889"; Published by Government printing office, Washington. Type: Antique colour survey map chart; Scale 1:7,000,000.
Size: 8862px × 7243px
Location: USA
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: 000, 1, 7, 1879, 1889, 1890, 19th, antique, base, century, chart, coast, colour, declination, epoch, geodetic, government, isogonic, magnetic, map, mendenhall, nineteenth, office, printing, report, scale, states, superintendent, survey, united, usa, uscgs, vintage, washington