PROC. AM. PHILOS. SOC. 



VOL. XLIX. NO. 194 



Plate XIV 

 West 



Comet 1507 d (Daniel) on August 12, 1907, at 13^^ 7™ C.S.T. 



Exposure i'' 43"^. Scale: i inch = 51' 



lO-inch Bruce Portrait Lens. Ycrkcs Observatory. 



