Marcou was a French geologist who traveled and worked in the U.S. He wrote many articles and books on geological topics. Belknap was possibly a naturalist.
From the description of Correspondence, 1837-1889. (Harvard University). WorldCat record id: 122405065
Jules Marcou was a French geologist who traveled and worked in the U.S. He wrote many articles and books on geological topics. Belknap was possibly a naturalist.
From the guide to the Jules Marcou correspondence, 1837-1889., (Houghton Library, Harvard College Library, Harvard University)
Epithet: geologist
British Library Archives and Manuscripts Catalogue : Person : Description : ark:/81055/vdc_100000001128.0x00037e