1850-1852 Opposite Court Square, Springfield, Massachusetts.
1852-1856 Business address not recorded, Springfield, Massachusetts.
1853-1854 Goodrich Block, Springfield, Massachusetts.
1857-1858 Main, Opposite Court Square, Springfield, Massachusetts. 
1859-1865 Address Unknown, Springfield, Massachusetts. 
Calvin Ward was recorded in three advertisements and on announcement in the Springfield Daily Republican (Springfield, Massachusetts). The first advertisement ran from October 30, 1850 to February 4, 1851. Pictures For One Dollar. Ward’s Daguerrean Rooms may be found opposite Court Square, the same formerly occupied by Mr. White, in the same business. He has the advantages of a good sky-light, with only one flight of stairs to rise; and will give you a good Picture, put up in a neat case, for One Dollar. Call and see.
The second advertisement ran from February 24, 1851 to February 23, 1852. Pictures For One Dollar. The subscriber having erected a new and splendid Sky-Light, is now ready to wait upon customers, and will put up a beautiful picture in a neat case for one dollar. Rooms opposite Court Square, over E. Bigelow’s drug store
The announcement appeared on April 9, 1851. Mr. Ward takes excellent daguerreotypes in his new skylight rooms opposite Court Square.
The third advertisement ran from December 17 to December 31, 1852. Ward’s Daguerrean Rooms, Over E. Bigelow’s Drug Store, opposite Court Square, where Types of all sizes are taken, put up in the very best manner, and warranted to give satisfaction. Taken by sky light, and in all weather. Prices from One Dollar up.
Calvin Ward is recorded in other photographic directories as being active in Springfield, Massachusetts in A Directory Of Massachusetts Photographers 1839-1900 he is recorded from 1852 to 1856 without a business address. In the first ad the reference to Mr. White is probably Franklin or Luther who were active together in Springfield from 1847 -1849. Both are listed as Daguerreotypist in the residence directory in 1851 without a business address.
 A Directory Of Massachusetts Photographers 1839-1900.