Vintage Lockheed California Circular Slide Rule Navigation Computer w Case Manua For Sale

Vintage Lockheed California Company Circular Slide Rule and Navigational Computer, manufactured by Pacific Products Company of California.

This is much more interesting than a simple promotional keychain—the included original instructions show that it is a functioning circular calculating device designed for mathematical and navigational California Company circular slide rule/navigation computer

The instruction sheet explains multiplication, division, proportions, elapsed-time calculations, fuel-against-time calculations and fuel-against-distance calculations.

The dial includes scales/indexes for ground speed, miles, kilometers, gallons and time, making this an especially interesting piece of vintage aviation and engineering memorabilia.

Reverse of calculator is is marked:

MFD. BY
PACIFIC PRODUCTS CO
BEVERLY HILLS, CALIF

Instruction sheet identifies Pacific Products Company at 1016–1020 Palm Avenue, Los Angeles 69, California.

Excellent collectible for Lockheed, aerospace, aviation, pilot, engineering, slide-rule, vintage calculator or Cold War-era technology collectors.

Brand: Lockheed
Company: Lockheed California Company
Manufacturer: Pacific Products Company
Type: Circular Slide Rule / Navigational Computer
Features: Ground Speed / Time / Distance / Fuel Calculations
Material: Metal / Plastic
Color: Black / Gold Tone
Vintage: Yes
Original/Reproduction: Original
Theme: Aviation / Aerospace / Engineering
Included Accessories: Original Case & Instruction Manual
Country/Region of Manufacture: United States