Petersen peter c editor (2 résultats)

Staple-bound Softcover. Etat : Very Good. Crisp, bright, and clean; except for slight rubbing at the corners of the soft cover, excellent. 32pp. Black and white illustrations. Feature article on homing instinct in robins.

Staple-bound Softcover. Etat : Very Good. Clean and bright, with no owners' marks; one very short, gentle fold at the upper right front and a little faint shelf rubbing at the corners, otherwise excellent. 32pp.; illustrated in black and white.