CONTENTS. 
PAGE 
I, Review of thé Literature cis ss cscs s.-3 sacra tow Sue vere aed Wane bad 1 
II, Studies on the Normal Fowl............... ccc cece ee eee ee eees 9 
1. External Appearance ............ cece ccc eee ee tee ee eees 9 
Des BLOOM fea ieiis: sc Avis Giana a sauduansosaauassusia.a wilsveuacpca avomagace Gre Wig akeee us ayaieuaie see co 9 
3. Autopsy Protocol (2r0SS).......... cece cece eee eee eee eeeee 11 
4. Microscopical Examination .......... 0... cece cece eee ees 13 
III. A Case of Spontaneous Leukemia............ 0. c cece eee eee 15 
1. BlO0G, ssa cs seas ccaeanesseoa sss Mews os eae Poe HES Oe eRe Oe 15 
2. Autopsy Protocol (2roSs)....... 0... cece eee eee eee eee 16 
3. Microscopical Examination ............... cece cece eee eens 17 
4, Summary ..............+ Sais vaca od tape eshte vara ehie dean anise demanewe edi aeaes 19 
Bis. COMCIU SL OMS 6 ress: sare: as cayaetvdes wie asa nice tarde Vlei g ware Va aaa ew Gunite ceiara 20 
IV. Experimental Leukemia ......... 0... cece eee rece e ee ween eee 20 
1. Preparation of Material, Methods of Injection, ete............ 20 
2. Clinical History .cc0.0 cc cec tec stee oes see eee eee es ee 21 
8. “U6 BIOOO 5 hceis sc cesaeia 3 acetone eee eae Sateen ait 22 
4, Autopsy Findings (gross and microscopical)................. 24 
5. Table: Weights of Body, Organs and Relation of Organs to 
Body ‘at; AUtODSY i+ i osisse sc caes oes dames doe ie be aS Oe oe 30 
6; SUMMALry es ssses cs css 244 Wesies THES Os Ree S Hs Mele ew teTS -. 380 
7. Conclusion ............. Ses) eee Gees eta es eee eer 31 
MV COMCIUBIOR, «5:5: fueiels iceesiedd dsaariice $374 Rveesonsn ove Suavaae 4 SipeaniaR ORT AGO DTN BROS . 3l 
