A collection of 22 6,2x5,5cm glass focusing screens (one is plastic) with 2 different grids (4x 2 lines, 16x 8 lines), one 4,5x4,2cm, 3x Rollei 6,9x6,3cm (TLR), see photos for details. One black and one brown focusing screen holder/bag included. All items come from a warehouse of a camera shop from around 1930/1940 in Vienna.