Jlew -York, (December 2, 186 7. 



(Dear Sir: 



The present month completes a half century that 

 has passed since the publication of (Dr. John Torrey's 

 first contribution to (Botanical Literature. That an 

 anniversary so interesting to every botanist may be 

 properly celebrated, the (Botanical Club of this city 

 invite you to meet with them at A SUPPER, to be 

 given by them in honor of the occasion, at (Parlors 13 

 and 14, Astor House, on Friday, the 20th inst. 

 Very respectfully yours, 



GEORGE THURBER, 

 JAMES HOGG, 



On behalf of the Club. 



JIfB. — If unable to attend, please respond by letter. 

 Address correspondence to George Thurber, JIo. 245 

 (Broadway, JVew=York. 



