Bausch & Lomb Optical Co. (Rochester, NY)
Volute Variation 3 - c. 1907
Notes:
Volute No. 1 has the speeds of Time to 1/150.
Volute No. 2 has the speeds of Time to 1/100.
Volute No. 3 has the speeds of Time to 1/75.
References:
Premo
Cameras, Rochester Optical Co. (Rochester, NY, dated 1907, p.52
