The Daily Fly Paper Blog has an excellent tutorial on how to tie the Eumer style tube fly.
http://flytyer.wordpress.com/2008/12/19/eumer-teardrop-tube/

flytyer.wordpress.com
Fish, Fishing, flies, fly pattern, flyfishing, Rivers and Streams, Salmon, Steelhead, Tube flies
The Daily Fly Paper Blog has an excellent tutorial on how to tie the Eumer style tube fly.
http://flytyer.wordpress.com/2008/12/19/eumer-teardrop-tube/
flytyer.wordpress.com