Six-20 Brownie Model C

Six-20 Brownie Senior

Six-20 Brownie Special

Six-20 Bulls-Eye Brownie

Six-20 Flash Brownie

Six-20 Hawkeye (UK)

Six-20 Hawkeye Major (UK)

Six-20 Hawkeye Model HB (UK)

Six-20 Popular Brownie

Six-20 Portrait Brownie