LETTER OF TRANSMITTAL. 



Chicago, Illinois, April Ist, 1896. 

 Deak Sie: 



By direction of the Board of Managers of the Geological and 

 Natural History Survey ol The Chicago Academy of Sciences, I herewith 

 submit to you the report on. The Lichen-Flora of Chicago and Vicinity, 

 prepared by William Wirt Calkins, for publication as Bulletin No. 1 of 

 the Survey, to be issued under the rules of the Academy governing such 

 matters. 



Respectfully, 



C. M. HiGGiNSON, William K. Higley, 



Pi'es't of The Academy of Sciences. Chairman. 



