[ no place ]: Pyrotechnics Guild International, Inc. 1993-1997. Various sizes and formats. Includes the Pyrotechnical Guild International, Inc. 1997 calendar (nice full color photographs of fireworks exploding), convention competition rules for 1993 and 1997, and a printed letter from the Guild in 1992 noting who they are and what they do. 4 items total. Near Fine. Wraps.