but the best part is the instructions, here reprinted with all typos intact. This belongs in the manuals section.

"LION" PROJECTOR

"Lion" Projector, since it was offered for sale, has been immensely renovated
during the past some twenty years, its best quality and largest quantity won
a world-wide market and credi This "Lion" Projector, repute to be highly
popular is the best of the kind ever used in the families

INSTRUCTION

(1) Place the electric lamp at a proper position so as to throw the equalized
light on the lens through the condenser of the machine.
(2) Adjust the focus on the screen by moving the case of lens.
(3) Insert a film upsid down. Never fail to let the grossy side of film face
the screen.
(4) When you find on the screen horizontal lines, adjust the film by raising
or lowering the film controller, or refit the film to its scroll.
(5) For this projector, it is preferrable to use a round electric bulb as
"LION" brand bulb. If you want to get a bigger picture on the screen,
profect at a distance using an electric bulb specially made for the cinema.
(6) You may apply lantern slides also to this projector.

CAUTION

(1) Keep the lens and lamp ever clean. Wipe sometimes dirts and stains on
them with soft cloth as velvet or gauze
(2) In a cold season, the lens may become opaque by the vapour owing to
the heat of the lamp, -but it will be clear in a few minutes.
(3) Keep every part of the machine from dirts, and you can use it for a
very long time.
(4) It is advisable to lubricate the machine sometimes.
(5) Care must be taken lest the film catch fire. - Printed in Japan -