*** WE DO COMBINE SHIPPING ***

The product is a vintage data chart manual from General Electric dating back to 1960. Specifically, it is related to aviation and could be considered a collectible item for enthusiasts of vintage aircraft and transportation memorabilia. The chart likely contains information about helicopter performance, specifications, and maintenance procedures, offering a unique glimpse into the aviation industry during that era. It could be a valuable addition to a collection of aviation-related artifacts or a helpful reference for historical aircraft restoration projects.

This is a vintage "Helicopter Data Chart" produced by General Electric. The chart provides specifications for various helicopters and convertiplanes, organized by manufacturer.

• The chart includes information on helicopters from manufacturers such as Bell, Sikorsky, Vertol, Doman, Hiller, Hughes, Kaman, Kellett, McDonnell, Monte Copter, Omega, and Republic.

• For each aircraft, the chart lists details such as its designation, gross weight, useful load, maximum speed, hovering ceiling, and power plant information.

• The chart was likely used for reference by aviation enthusiasts, engineers, or military personnel.

• The slogan "Progress is Our Most Important Product" is a well-known tagline associated with General Electric.