Miniature Engineering Museum: Stirling Cycle Cylindrical Cam Engine Designed and Built by Alphonse C. Vassallo, CA, 1996
Miniature Engineering Museum: 5-Cylinder Radial Airplane Engine, Designed and Built by Alphonse C. Vassallo, CA, 1982
Miniature Engineering Museum: Flame Licker Twin, Designed and Built by Alphonse C. Vassallo, CA, 1968
Miniature Engineering Museum: Custom Airplane Engine 2 Cylinder Opposed Designed and Built by Alphonse C. Vassallo, CA, 1985
Miniature Engineering Museum: Cylindrical Rotary Engine, Designed and Built by Alphonse C. Vassallo, CA, 1973
Miniature Engineering Museum: 2 Cylinder Vertical Steam Engine Built by Alphonse C. Vassallo, CA, 1968
Miniature Engineering Museum: Stirling Cycle Engine - Vassallo 2-Cylinder Designed and Built by Alphonse C. Vassallo, CA, 1971
Miniature Engineering Museum: V4 Stirling Cycle Engine Designed and Built by Alphonse C. Vassallo, CA, 1994
Miniature Engineering Museum: V4 Stirling Cycle Engine Designed and Built by Alphonse C. Vassallo, CA, 1994
Miniature Engineering Museum: V4 Stirling Cycle Engine Designed and Built by Alphonse C. Vassallo, CA, 1994
Miniature Engineering Museum: V4 Stirling Cycle Engine Designed and Built by Alphonse C. Vassallo, CA, 1994
Miniature Engineering Museum: 2 Cylinder Vertical Steam Egnine by Al Vassallo, CA, 1968
Miniature Engineering Museum: 2 Cylinder Vertical Steam Egnine by Al Vassallo, CA, 1968
Miniature Engineering Museum: 2 Cylinder Flame Licker by Al Vassallo, CA, 1968
Miniature Engineering Museum: 2 Cylinder Airplane Engine by Al Vassallo, CA, 1985
Miniature Engineering Museum: 2 Cylinder Airplane Engine by Al Vassallo, CA, 1985
Miniature Engineering Museum: Cylindrical Cam Axial Stirling Engine by Al Vassallo, CA, 1996 (front quarter view)
Miniature Engineering Museum: Cylindrical Cam Axial Stirling Engine by Al Vassallo, CA, 1996 (side view)
Miniature Engineering Museum: Cylindrical Rotary Engine by Al Vassallo, CA, 1973 (side view)
Miniature Engineering Museum: Cylindrical Rotary Engine by Al Vassallo, CA, 1973 (top view)
Miniature Engineering Museum: 5 Cylinder Radial Engine by Al Vassallo, CA, 1982