PEARSON 1951 Delusion-line traps had had gotten their hooks stuck in the 7-mm slots trying to get out. Their seals kept them from rocking off. Total for the 130 traps for 2 nights and 1 day was: 35 Rethro, 21 Merotua, 4 Peronyzen, (Perognathus) 1 Mma, 1 Sparrow, 3 Deelyborne, 1 Triturus, and 1 small brush rabbit. The latter was caught in a mouser special by one hind leg (not broken) in dense corn. March 30 65 Sherman & Benson traps in Tilden Park, half in grass-antemia slope. March 31 Night clear, light frost. Caught 1 Perognathus, 1 Peronyzen, 3 short rogans, 7 Merotua, and 10 Rutherdantong's. Left ratio 908 to 144. Past week's 20h ratio was 908 to 394. April 1 Left out the 30 traps in the antemia lines and carught 1 Merotua, 2 Peronyzen, 1 Sarp, and 2 Rethro. April 2 Done hie, carught only 2 Peronyzen & 1 Perognathus April 5 Thirty Delusion traps and 30 Benson in good cornm-grass in Tilden Park. April 6 One Rethro & in the Delusion and 2 (1o or f) in the Bensons. Also 1 Merotua in the Benson. During thoday 9 Merotua in the Bensons. April 8 Four Rethro's and 2 Merotua in the Delusions and 1 of each in the Bensons. Picked up the Delusions. Left 1 p.m. with Bailey and Greenwold for Marin.