Objects in image: Person, Poster
Text visible in image: "THREE, Projectors, in, ONE', FOR, 35, MM., "STILLS", Shows, 1., Single, Frame, Strips, 2., Double, Frame, Strips, 3., Frames, mounted, in, Glass, Head, show, horisonta, frames, Tri-Purpose, PROJECTOR, The, S.V.E., Model, CC, each, *still", life, size, and, brings, out, and, Color, transparencies,, glass,, especially, this, light-weight,, inexpen-, sive, equipment., perfect, Christmas, candid, friends., dealers, about, -Purpose, today, write, for, folder, now!, SOCIETY, FOR, VISUAL, EDUCATION,, INC., DEPT., C.C.,, 327, SO., STREET,, CHICAGO,, ILL.
Question: how many mm are the stills?
Answers: 35, 35mm, 35, 35, 35, 35, 35, 35, 35mm, 35