1915 Elgin Diamond Frame Posted on November 29, 2006 by MORRIE and viewed 14431 times Posted in Antique Bicycles Tagged Elgin, Sears permalink All original 28 inch diamond frame as shown in the 1910’s Elgin Catalog page 844. This bike has Delta lights, battery box and tires made in Indiana. Entry Submitted by MORRIE TURNER Vintage bicycles and parts for sale on eBay! Similar bikes you might like: 1936 Elgin Blackhawk This original un-restored Elgin Blackhawk still wears its original “Twinbar”... 1935 Elgin Bluebird Unrestored Elgin Bluebird. These bikes are one of the most... 1940 Elgin Fully Equipped No name specified for this model, just referred to as... 1935 Elgin Robin This beautiful restored Elgin Robin shows off the latest in... 1938 Elgin Twin 60 Deluxe Elgin Twin 60. The Twin-Bar bicycles were very unique...