"Scott" wrote in message
.. .


As a relative newb, have there ever been all aluminum gliders built
(commercially)? I can't think of any aluminum-skinned wings out there...

Scott,
Commercial produced kits most likely don't meet your definition of
"commercially built"; however, Dick Schreder produced 477 kits starting in
the early 1960s. (http://www.soaridaho.com/Schreder) They were competitive
with other competition birds in their day. (I still fly one...
http://tinyurl.com/N990-6F)
Wayne