Category Archives: Altimeter, Topley
Inscription on the face reads No #8070, Compensated, The Topley Company Ottawa, Canada. “D.L.S. Special. Graduated in inches (pressure) and feet (altitude).
Altimeter, Topley
This altimeter is marked “No. 8070, Compensated, The Topley Company, “D.L.S. special.” It comes with...
Altimeter, American Paulin Systems
Altimeter, Micro, Model M-2, s/n NS1201K, with Manual "American Paulin System, Altimetry Manual"