Isometric drawing of a terracotta pan tile ... G. P. Stevens ... PD 1748 ... 1949
Terracotta roof tile ... AMS Horizontal (normal)
Isometric drawing of a terracotta pan tile ... G. P. Stevens ... PD 1748 AMS Horizontal (normal) ... 1949
Terracotta pan tile (A 938) in the Agora Museum. Isometric drawing ... Gorham P. Stevens ... Two sheets joined together O-260 O-260 Cartridge Paper Paper Drafting Ink Pencil ... 1949