IM.ATK IX. 



Figure A. — Case Xo. u. Section of bone marrow, showing 



almost complete displacement of fat cells by cellular 



tissue. B. and L., oc. t, obj. %. 



-€t>. 



d*V 



Fku'RE B. — Case NO. ii. .Smear ot bone marrow, showinR 



elementary consliluenis of tissue .shown in 



Figure A. B. and I.., "C i, ooj. J. 



