Maryland & Delaware states 1855 Cowperthwait map county slave population shown Geology Wide margins as issued

Wide margins as issued

Bearing on Fort Sumter"

overall the image remains clean and very attractive [note: we grade conservatively and  always seek to disclose any noteworthy flaws

minor edge tear to final leaf

numerous old paper repairs along fold-lines on reverse to re-inforce

Maryland & Delaware states 1855 Cowperthwait map county slave population shown Geology Wide margins as issuedA New Map of Maryland and Delaware with their canals, roads & distances. Published 1850 55, Phila. by Thomas, Cowperthwait & Co. (This variant issue likely being 1854 5 despite the imprint at bottom stating 1850). There are several variants of this map which all display the same 1850 imprint but were released across years within atlases having later title page dates. Fascinating mid 19th century (engraved) lithographed map with original hand color.