Mark's Slide Rule Magnifiers

Compass - K+E - Pickett - Post

(Click on images for details)
Compass
(Relay/Ricoh)

ca. 1965

slide rule magnifier
Shown on Compass No. 403
Frederic Post
(Sun-Hemmi)

unknown date

slide rule magnifier
Shown on Hemmi 153
Keuffel & Esser
Model 4185B Magnifier

1935-1953

slide rule magnifier
Shown on K+E 4055
Keuffel & Esser
Model 4185C Magnifier

1935-1953

slide rule magnifier
Shown on K+E 4083
Keuffel & Esser
Model 68 2224 Magnifier

ca. 1962

slide rule magnifier
Shown on K+E 4092-3
Keuffel & Esser
Model 68 2233 Magnifier

ca. 1962

slide rule magnifier
Shown on K+E 4081-5
Pickett & Eckel
Model 200M Magnifier

ca. 1950

slide rule magnifier
Shown on P&E 600
Pickett & Eckel
Model 500M Magnifier

ca. 1950

slide rule magnifier
Shown on P&E 500
Pickett & Eckel
Model T1M Magnifier

ca. 1954?-1957

slide rule magnifier
Shown on P&E Model 2
Pickett & Eckel
Model T500M Magnifier

ca. 1954?-1957

slide rule magnifier
Shown on P&E 500-ES
Pickett & Eckel
Model N4-ES with
Magnifying Cursor

1964+

slide rule magnifier

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