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  Frederick Post 2811
courtesy Laurie Schmidtke collection

Frederick Post Co. # 2811

Frederick Post Co., USA

lead diameter
mechanism
composition
variations
production date
origin
2 mm
pushbutton spring clutch
all metal
pushbutton color: black, blue, brown, green, red, silver
circa 1960s
Italy
   
see also Koh-I-Noor 5611
  Teledyne Post 38 MG-010
courtesy Laurie Schmidtke collection

Teledyne Post 38 MG-010

Teledyne Post, USA

lead diameter
mechanism
composition
variations
production date
origin
2 mm to 2.5 mm
pushbutton spring clutch
all metal
unknown
circa 1960s
Italy
   
see also Koh-I-Noor 5616