INVOICE - DRUM # 31 
Berlese jars, ectoparasites, rat skulls 
Approximately 6 0 berlese samples 
Approximately 80 ectoparasite vials 
Rat skulls as follows : 
D.L. Stadel # 265 
268 
270 
278 
279 
2$0 
281 
282 
284 
286 
287 
289 
315 
316 
317 
