Apparatus

Cranked Compound Lever

Cranked Compound Lever

Electric Non-Electric Apparatus

Electric Non-Electric Apparatus

Elongation of Spring Apparatus

Elongation of Spring Apparatus

Field along the axis of the coil apparatus

Field along the axis of the coil apparatus

Fluid Pressure Apparatus Spouting Cylinder

Fluid Pressure Apparatus Spouting Cylinder

Forbe’s Conductivity Apparatus

Forbe’s Conductivity Apparatus

Geared Jib Crane

Geared Jib Crane

Hope’s Apparatus

Hope’s Apparatus

Hypsometer Copper

Hypsometer Copper

Jointed Roof Truss on Wheels

Jointed Roof Truss on Wheels

Joule’s Calorimeter 3”x2”

Joule’s Calorimeter 3”x2”

Kundt’s Tube Deluxe Pattern

Kundt’s Tube Deluxe Pattern