What is aperture card microfilm?

Aug 13, 2024 ... The Library has a microfilm/fiche reader and scanner available for patrons to use; this machine is located in the Music Collection. You can use ... Note to microfilm service providers: These standards set the minimum requirements for microfilming the permanent and essential public records of Washington ... Jan 25, 2016 ... ... use of microfilm to preserve valuable original documents. At the outbreak of World War II, President Franklin D. Roosevelt called for an ... ... used for microfilming source documents on 16mm and 35mm roll film. A ... Microfilm created using computer output microfilm (COM) technology must use ... Why use this guide? This guide lists and provides access to all the record series at The National Archives which are available to view and download for free ... The Illinois State Archives will accept for security deposit only microfilm (negative copies) of Circuit Clerk records. If students need to access information found only on microfilm held by the University Library, a microfilm reader is available on Leyburn's Main Floor. Be advised that in accordance to the General Records Schedule GS1-SL for State and Local Government Agencies records retention for residential properties are ... Use the tables below to convert the Archives of Ontario Microfilm Reference Number to the one used by the GSU. Silver-gelatin film can be on nitrate, acetate, or polyester bases. • Diazo. Diazo films are used to create a service master, directly copying the master film ...