- unitid
-
{"value"=>"276180", "type"=>"local_mss"}
{"value"=>"EM. 3316", "type"=>"local_emmet"}
- unitdate
-
{"value"=>"1850?", "type"=>"inclusive", "certainty"=>"questionable", "normal"=>"1850"}
- date_inclusive_start
-
1850
- date_inclusive_end
-
1850
- keydate
-
1850
- unittitle
-
{"value"=>"Autograph"}
- physdesc
-
{"format"=>"simple"}
- abstract
-
{"value"=>"Engraved fac-simile of his signature, with the inscription: John Read, Esq. 1688–1756. One of the original Proprietors of Charlestown and one of the Commissioners appointed by the Colonial Legislature of Maryland to lay out and govern that city. [New York? 1850?]."}
- origination
-
{"value"=>"Read, John", "type"=>"persname", "role"=>"Creator"}
- date_start
-
1850
- date_end
-
1850