Wollensak Optical, Rochester N.Y.

• Wollensak Pockescope Sr *
  
• Wollensak Pockescope Jr *
  
• Wollensak 6x30 *
  
• Wollensak 8x30 Monocular *
  
• Wollensak 20x Mirroscope
  
• Wollensak Azimuth Telescope Mark V Model 1 *
  

Infos zur Firmengeschichte

I don't have any date of production.

Infos about the firm:

• http://www.historiccamera.com/cgi-bin/librarium/pm.cgi?action=display&login=wollensak
• http://www.wollensakoptical.com/history_1.html
• http://www.nwmangum.com/Kodak/Rochester.html