Kurt - Hows about these?
http://www.flickr.com/photos/8379107@N03/640185900/in/set-72157600517353314/ They were found in the attic of a 100 yr old bike shop in Cincinatti. I guess they are from the 30s. They weigh 290 gms each. I think that qualifies as lightweight.
Message: 3 ate: Thu, 4 Feb 2010 18:22:17 -0800 rom: Kurt Sperry <email@example.com> ubject: Re: [CR] Lobdel marking "repros" o: David Leef <DLeef@itu-at.com> c: firstname.lastname@example.org essage-ID: <email@example.com> ontent-Type: text/plain; charset="ISO-8859-1" Wouldn't Lobdell be off topic here? Or did they make stuff for ightweights as well? Kurt Sperry ellingham, Washington SA