LEDs. 
186. 
167. 
TSSis 
NSS 
190, 
ALC hte, 
US. 
The preparation of blood smears and tissue impressions for laboratory 
study.“ By Dom it. Cobuane yt ise we ee One) see monanule alana 
Directions for, and illustrations of, an approved itethod. 
Available publications on wildlife, Compiled in the Division of Fubliec 
Relations. 9 ppo., April 1941. (Supersedes Leaflet BS-4 and revisions 
thereof. ) 
Latest revision of the list of availabie publications of the Fish 
and Wildlife Service, excluding those rclating to fishes, Instruc= 
tions for obtaining them. 
Hints on the carc of opossums. Prepared in ‘the Scction of Pur Resources, 
Division of Wildlife ‘Resoarch. 2 op., May 1941. 
Description; notes on distribution and habitat; breeding; pons and 
nest boxes; fcecding. 
Raising otters in captivity. Prepared in the Scetion of Fur Rcesourecs, 
Division of Jildlife Research. 2 pp., May 1941. (Supersedes Leaflet 
BS-75. ) 
Desevaprio9on Or ithe animaly and)i1tS) habicss molcsmonuirood., breeder 
and cncelosurecs. 
Publications on the selection’ and? care of) furs. Prepared sim the sicc= 
tion’ of Fur Resources, Division of Mildiiternescareh.. silos, Ney SEQeae 
(Supersedes Leaflot Bi-1453.) 
Bibliography of books and mgazines, with eddresses of their pub- 
ES Meas. 
Dircetions for destroying crawiishes.. Prepared an the, Diyas ion os 
Predator and Rodent (Control, 2 pps, Maye alga. 
Directions for fumizgating burrows with carbon disulfide and treat= 
ing them with a coal-tar and crceosotc cattle dip. 
Mink raising. Prepared in the Section of Fur Resources, Division of 
Wildlife Research. 10 pp., May 1941. (Supersedes Leaflet 55-82. ) 
History and status of the industry; suggestions as to individual 
pens, colony houses, nest boxes, and other equipment; selection of 
stock; feeds and fecding; breeding; sanitation; and pelting. List of 
trade magazines, with addresscs of their publishers. 
Selected publications on waterfowl and gallinaceous game birds. Com- 
piled by Myor Katz. ZO Diepy me en, ee alee, 
Bibliography of official and other bulletins, books, and periodi-= 
cals, American and foreign, with addresses of their puvlishers. These 
is also a list of S finding indexcs and abstracting publications and 
a Subject index of the leaflet itsclf. 
Directions for collecting matorials for food habits studies. Prepared 
in the Section of Food Hibits, Divisionvom tilde Research. 77 (Pm, 
1 pl. duly W94.  (Suporscdcs doamlon BS—2en) 
Rormarks on the requirements of good collecting; statcoment of 
equipment necded, and suggostions as to the preparation, lavolling, 
and preservation of matcrial representing differcnt classes of verte- 
ee 
