56 
TEAXSPOETATION OF DISEASED TISSUES AXD BACTEEIOLOGIC SPECI-i 
MENS, ETC., BY MAIL AND EXPEESS. ^ 
The EegnlatioiLs of the Post-Office Department, Order No. 176, March 2, 1900. 
Mailing cases. j 
Methods of sending dry specimens. •: 
Methods of sending moist specimens. j 
Methods of preparing and forwarding samples for bacteriologic study. 
Methods of preparing and forwarding samples for histologic study. 
