(a) Photographs of Walker; (b) Biography [including family tree and a list of egg clutches he collected] of Walker by Mason Pfitzner; (c) Photographs of the eggs in the drawers of his oological collection; (d) Taped interview of Walker by Mason in 2003
(a) Photographs of Walker; (b) Biography [including family tree and a list of egg clutches he collected] of Walker by Mason Pfitzner; (c) Photographs of the eggs in the drawers of his oological collection; (d) Taped interview of Walker by Mason in 2003