Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
C.T.F. Germany, 1589, MIM SIM Surveying Instrument, 1589 = DRE. "Christoph Trechsler Fecit"; signed "C.T.F. Anno 1589 M.S."; it is "M.S." (5); also marked "A.B. Riesen." Zinner 1 and 4; Josten; Gunther 2; Kirnbauer 2; Dreschler 2; Bonelli 1; 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):