{"id":"000420881","type":"article","title":"The monopod, an efficient and inexpensive method for producing distortion-free orthogonal photographs of mosaics in situ. Tunis, October 1977","pages":"345-349","container-title":"Bulletin de l'Association internationale pour l'étude de la mosaïque antique, 7.1978","author":[{"family":"Graham","given":"W.A."}],"issued":{"raw":"1978"}}