Here is the fly pattern for the Delaware Adams, created by Walt Dette.
Mustad 94840 or equivalent, #10 – 16
White waxed 6/0 or 8/0 for size 14 and smaller
Rounded grizzly hackle tips
Medium olive wool palmered with grizzly hackle
Grizzly hackle fibers
Grizzly and brown mixed
For more information about the Delaware Adams, see my Delaware Adams Throw Back Thursday Fly post.