brass armillary sphere

1008 × 1479

Antique keyboard instrument

1600 × 1200

Antique astronomical clock

2597 × 2779

Antique brass surveying instrument

1680 × 1050

Giant brass instrument sculpture

696 × 1040

Protractor with springs and wires

2784 × 1864

close-up of precision instrument

2560 × 1600

antique sundial with compass

1600 × 1200

Steampunk Clock Mechanism — Bronze

1200 × 750

vintage rototherm thermometer

1920 × 1200

Close-up of brass instrument valves

4000 × 3000

vintage steampunk radio device

2304 × 3072