A.C.Z. editor 1957 Mus musculus 7 mi. N, 2.3 mi. E MARTINEZ (SALICARIA MARSH), CONTRA COSTA Co., (FEB 15-17) TOWN OF IN 90 YEARS CHAS. THERE ARE RAN FOR 4 MINES. SOME WHITISH BEING PUT UP FOR MUS. JUMP ABOUT 1/4 MI. OR LESS AWAY BUT NO HOUSES FOR AT LEAST 3/4 MI. OR MORE AWAY. GOT ALSO RITHROS, MICROTIUS & Sorex (SEE THIS JOURNAL THIS DATE) 1.0 mi. N, 2.0 mi. E MARTINEZ, (FEB 17) 6 IN 100 ADDITIONAL MUS. SPEEDS SET YEESTAY + RUN THIS A.M. SEE JOURN ALSO RITHROS, MICROTIUS & Sorex . 4 OF 5 OF THESE MUS TAKEN IN YEARS WITHIN A RADIUS OF 30 FT OR SO. AT BASES OF 2 FT. HIGH HILLOCKS COVERED WITH MATTY FARMED GRASS + SHOWING ONE (+ SOME NOW MICROTIUS RUNS.) Meade Co. State Park, Meade Co., Kansas (JUNE 17) 1 (SEEM NOT NORCO), IN 2 FT. DEEP - A FEW MOST MICROW OR Sorex? + DEEPS. MANY SIGMODON CAVANT IN IMMEDIATE VICINITY. THIS MUS WAS FAIRLY LIGHT BROWN - LIGHT TAN + BROWNISH GREY ABOVE - STUNN BROKEN SO NOT SAWES. THIS AREA ABOUT 1/4 TO 1/2 MI. FROM A HOUSE. University of California, Berkeley, Alameda Co., Calif. (KILLED JULY 10 1957) PUT UP 11 ARBINO LAB MUS FOR M.I.E. KNOWN AS - SEE JOURNAL THIS DATE FOR MORE DATA. KEPT AS SLIT SLUN TO SHOW TOOTH SLUN CHARACTERIS OF 2 YEARS, 10+ DAY^3 OLD ON MUS. SNIPPED A 1 HAS TUMOR(?) IN BASE OF SMALL INTESTINE AS 2 SEEM SIGHTLY PARALYZED IN BOTH LEGS - OTHER WISE SEEMS FAIRLY HEALTHY.