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Calculo Analog Computer

Eldon Build a Camera

Logix Electronic Computer

Kosmos Young Technician

Microcomputer Trainer

Astrophone Optical phone

Master electric set

Model, of AHI Brand Battery Operated Machine Stop

AHI Brand Battery Operated Machine Stop

Erector Set by A C Gilbert

TRS-80 touch pad

American Optical Kit #1

Kenner's Hydro Dynamic Building Set

Fischertechnik Electromechanical Kit

Fluorescent Mineral kit

Assorted mineral kit (Ultraviolet blacklight mineral set longwave No 8)

Quvas Scientific Photo Electric Set

Kosmos The Young Optician & Photographer

Amazing Stories, 1926 Vol. 1, No.1

TRS-80 Colour computer 2

Kenner's Girder & Panel and Bridge & Tunnel Set

Fluorescent Mineral kit

Lionel Helios 21 Dirigible

AHI Brand Battery Operated Machine Stop

Shrike gas propelled jet plane

Ultra-violet Master Science Lab

Assorted mineral kit (Ultraviolet blacklight mineral set longwave No 8)

scientific toy; Shrike gas propelled jet plane

Kosmos Optix Optical and Photography Set