Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
RIGGS AND BROTHER USA, c.1845, NIM Marine Compasses = MYS, D.(1970); Sextants = MYS, D.(1970). company founded in 1818 by William H.C. Riggs; the firm was also a retailer of navigating instruments; the Philadelphia Maritime Museum has a sextant made by Heather but bearing their name. 310 Market Street, Philadelphia Pa. USNM; Moskowitz 101; RSW.

E-mail address:
Explain your correction here:
To protect against spam entries,
please type the sum of 5 and 2 into this box
(i.e. the number between 6 and 8):