http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Financial pass-through yield and value tables for GNMA mortgage-backed securities
showing yields and values of GNMA pass-through pools of insured mortgages based on the most recent FHA mortgage mortality experience for FHA mortgages written from 1957 through 1983
Pass-through yield and value tables for GNMA mortgage-backed securities
Publication (Financial Publishing Company) ; no. 715