RITTENHOUSE AND POTTS |
USA, fl.1796-98, MIM SIM |
Surveyor's Compasses = D.(1982), D.(1996), APS, P.C., Winterthur Museum, Del. |
Benjamin Rittenhouse and William Lukens Potts. |
Worcester Township, Pa. |
Multhhauf 1; Bedini 8; Smart 1; Coffeen A and 55; USNM; B.R. Forman; RSW. |
|
|
|
|
|
|