Coat of arms of the People's Republic of Yemen between 1967-1970.Arabic text: jumhuriyat al-yaman ash-sha`biya جمهورية اليمن الشعبية
Own work based on: Flags of the World - South Yemen (1967-1990), Eagle of Saladin: Coat of arms of Iraq
A version of this is included in the "Guide to the Flags of the World" by Mauro Talocci, edited and revised by Whitney Smith (ISBN 0-688-01141-1), but obviously drawn by someone with little familiarity with the Arabic alphabet...
Thommy