Each Reserve Bank is hereby authorized, in accordance with the provisions of this part, to: (a) Issue book-entry Federal Financing Bank securities by means of entries on its records which shall include the name of the depositor, the amount, the loan title (or series) and maturity date; (b) effect conversions between book-entry Federal Financing Bank securities and definitive Federal Financing Bank securities; (c) otherwise service and maintain book-entry Federal Financing Bank securities; and (d) issue a confirmation of transaction in the form of a written advice (serially numbered or otherwise) which specifies the amount and description of any securities, that is, loan title (or series) and maturity date, sold or transferred and the date of the transaction.