1971 Vintage HANG GLIDING Advertising Flyers: 2 Different

Description

This is a pair of two different hang gliding related flyers from 1971. Each flyer measures 8 1/2" x 11", black & white, blank back, with two horizontal folds as originally mailed.
Also included
is the mailing envelope (the envelope was postally used, no cancellation on the front but the reverse has a partial cancellation, addressee blocked only in the scan).
Condition
: The flyers have no notable damage; the envelope has normal edge wear. See my listings for other unusual, interesting and fun vintage items.
Multiple purchases are combined with a single postage charge
.
Shipping is $ 2.99.
All items are shipped sleeved in plastic and packaged between sturdy cardboard.