Collection includes: a cover letter addressed from the Bank Clerks' Mutal Benefit Association, dated New York, February 25th, 1869, and addressed "To the sub-treasurers of the different banks" ; a cover letter addressed "To the bank clerks of the city of New York, and vicinity", and signed and dated at end by J.C. Parsons, New York, March 8th, 1869 ; a cover letter addressed from Merchants' Exchange National Bank, dated New York, Feb. 1869, addressed "To the bank clerks of New York and vicinity", and signed at end by C.H. Dummer, Sec't Pro-tem. ; a cover letter addressed from the Bank Clerk's Mutual Benefit Association, dated New York, March 22nd, 1869, addressed "To the Subtreasurer for the [blank] Bank", and signed by M.F. Reading, Corresponding Secretary ; and the form "We, the subscribers, of the [blank] Bank of the city of [blank] do hereby signify our desire to become members of the Bank Clerks' Mutual Benefit Association ...".