1970's Vintage Radio Shack Science Fair 150-in-1 Electronic Project Kit no Box

1972 Science Fair 100 In 1 Electronic Project Kit With Manual Untested

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1976 Radio Shack Science Fair 75 in 1 Electronic Project Kit NOT WORKING! AS-IS

1972 radio shack 10 in 1 Jr. Electronic Lab Kit Untested With Original Box Vtg

1971 Vintage Science Fair 20 in 1 ELECTRONIC MODULAR EXPERIMENT KIT Cat # 28-245

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