Dirk Ahrens:
Pinhole cameras type rectangular tin can (M11 left & M8 right)
Dirk Ahrens:
Pinhole camera type rectangular tin can (G12)
Dirk Ahrens:
Pinhole camera type rectangular tin can (G12)
Dirk Ahrens:
Pinhole cameras, type rectangular tin can (F04) & type beverage can (G10)
Dirk Ahrens:
Various pinhole cameras ...