Here are my additions to Ken's (very welcome) orphan list:
1. Shimano 600 Arabesque Drive side arm with 52/42 rings - 170mm - French Pedal Threads - NOS
2. Campagnolo "Starfish" Drive side arm - 170mm - 41 in box - 9'/16" x 20F threads - NOS (but Shopworn)
3. TA Pro 3 Drive side crank arm - 170 mm - used - recently repolished
4. TA Cyclotouriste drive side crank arm - 160 mm (looking for matching left in useable condition)
photos at: http://www.flickr.com/
Amir Avitzur
Ramat-Gan, Israel