Question : Write a letter to your school librarian requesting him to issue your library card in duplicate as you have lost or damaged the original one. XXXXXXXX (Date e.g. December 16, 2014) XXXXXXXX( The principal /The Officer In Charge etc ) l XXXXXXXX (Address ) XXXXXXXX (city name) Sir / Madam , Sub: Request for issue of my library card in duplicate. Respectfully I want to state that I have lost my original library card by mistake yesterday somewhere in the school . I tried my best to search the card but failed to find it. I am facing problem for my study as I am unable to get issue a library book. Immediately I need a Geography book. If possible please arrange for the issue of this book. I, therefore, request you to kindly issue my a library card in duplicate as soon as possible. I shall be highly obliged. Thanking you, Yours faithfully / sincerly/ Truly / Faithfully etc XXXXXXXX ( Your Name ) XXXXXXXX ( Mobile Number)