TY - GEN T1 - Prisoners, lovers, and spies :the story of invisible ink from Herodotus to al-Qaeda / AU - Macrakis, Kristie. CN - Z104.5 ID - 773739 KW - Writing, Invisible KW - Invisible inks KW - Confidential communications KW - Espionage SN - 9780300188257 TI - Prisoners, lovers, and spies :the story of invisible ink from Herodotus to al-Qaeda / LK - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10842124 UR - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10842124 ER -