1857-1860 Address Unknown, Boston, Massachusetts.[1]
1861-1865 88 Hanover Street, Boston, Massachusetts.1
1864 110 Hanover Street, Boston Massachusetts.
1865-1873 110 Hanover Street, Boston, Massachusetts.1
1868 101 Saratoga, East Boston, Massachusetts.1
1874-1884 85 Hanover Street, Boston, Massachusetts.1
1884-1897 51 Washington Street, Boston, Massachusetts.1
1861-1967 Partnership Cheesman & McCosker. Carte de Visites exist by Thomas McCosker (alone) at the 88 Hancock Street address.
1863 May 7. Daily Evening Traveler. (Boston, Massachusetts.) May 7, 1863, Vol. XIX, No. 30, P. 2.
Photographs.—Northern and Eastern people coming into town to obtain ambrotypes or photographs, , will find the saloon of Fred H. Cheesman and Thos. McCosker, at 88 Hanover street, very conveniently located. These gentlemen finish photographs of all sizes, and in any desired style. Their photographs are superb, and cannot be surpassed by those of any similar house in Boston. An inspection of the pictures on exhibition at their rooms will satisfy all visitors of this fact.
1864 December 28. Boston Morning Journal. (Boston, Massachusetts.) December 28, 1864, Vol. XXXI, No. 9831, P. 3.
New Photograph Rooms. Cheesman & McCosker, formerly at 88 Hanover street have fitted up new rooms at 110 Hanover street, where they are now ready to make all kinds of Photographs, from the card to life size. No. 110 Hanover street, Boston. Fred. H. Chessman, Thos McCosker.
Advertisement was recorded from December 28, 1864 to January 3, 1865.
1864 December 28. Daily Evening Traveler. (Boston, Massachusetts.) December 28, 1864, Vol. XX, No. 230, P. 3.
Photographers. The subscribers having removed from No. 88 to 110 Hanover Street, would cordially tender their thanks for the patronage so generously bestowed upon them at their old stand, and respectfully request a continuance of the same. All orders will be faithfully and promptly filled. Fred H. Chessman. Thos. McCosker.
[1] A Directory Of Massachusetts Photographers 1839-1900.