Items

• 

  Pocket Microscope

  Circa 1840
• 

  Simple Pocket Microscope

  c .1875-1925
• 

  Pocket Microscope

  c. 1800s
• 

  Handheld Brass Microscope

  c. 1910
• 

  Pocket Magnifier

  c. 1850-1900
• 

  Pocket Handheld Microscope

  c. 1900