4 model

Free

Morris 1800 Mark I 1966 lowpoly for 3D-printing,

Sketchfab

Free

Pioneer GM-4 amplifier Lonesome Carboy

Printables

Free

Lonesome Carboy Pioneer CD-5 Equaliser

Printables

Free

Star Trek TOS prop art - Leland lamp used in "The Corbomite Maneuver"

Thingiverse