Most of the slugs have a number 5 stamped on them
https://typewriterdatabase.com/1926-mercedes-4.19461.typewriter<br /> "Steile Sierschrift" (Steep ornamental font) <br /> RaRo foundry mark 5 circle I<br /> paired with<br /> RaRo foundry mark 57 AR

Most of the slugs have a number 5 stamped on them
https://typewriterdatabase.com/1926-mercedes-4.19461.typewriter<br /> "Steile Sierschrift" (Steep ornamental font) <br /> RaRo foundry mark 5 circle I<br /> paired with<br /> RaRo foundry mark 57 AR

the mark says AR for Albert Rodrian, one half of RaRo. If you ever see an R inside an octagon thats the mark for the other half, Alfred Ransmayer.
via Koponewt (aka Otto Koponen) https://www.reddit.com/r/typewriters/comments/1kg83kz/olympia_typeface/
7.6 is the motion (distance between the baseline of lower- and uppercase characters) in millimeters.
The trident is the foundry mark of Gordon Webb & Co., a British type foundry. No catalogs for this company exist on the internet so can't tell you the name they used for it. https://i.imgur.com/RQpxK05.jpeg
via u/Koponewt


The AR foundry mark stands for Albert Rodrian, one half of RaRo. (the other being Alfred Ransmayer, Ra type foundry mark is a R inside an octagon.4[2:39 AM]
via Pelicram at https://discord.com/channels/639936208734126107/639939010541649951/1289159334948765789