Projection apparatus, accessories and slides (1910)
McIntosh Stereopticon Co · Chicago : McIntosh Stereopticon Company · leaf 6
ng which may cover weekly lectures for three months, or less, or which may cover the entire season ; PZ.AN NO. 5. Thirteen lectures of about 40 slides for $18.25. First 3 at $2.00 per set. next 7 at $1.75 per set and last 3 free. Each set to be paid for when taken out. PI=AN NO. 6. Ten lectures of… … slide— Result, Clean Slides. ^ The Carrier is sent anywhere in U. S. or Canada, post paid $1.2o IVScINTOSH STEREOPTICOm CO.
Slides (Photography)
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
