Aircraft hydraulics manual of useful engineering data

The Smithsonian catalogs Aircraft hydraulics manual of useful engineering data as books in its Airplanes--Hydraulic equipment records.

WHY IT’S INTERESTING

Trade literature.

SERENDIPITYA little unexpected

FamiliarWeird

A CLOSER LOOK

The Smithsonian lists the object under Airplanes--Hydraulic equipment and dates it 1939.

Trade literature.

FOLLOW THE EVIDENCE

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