And there's more interesting Garrett stuff… It has direct links to Zionism and Temple B'rith Kodesh.
Read this: https://en.wikipedia.org/wiki/First_Unitarian_Church_of_Rochester#Gannett_ministry
Those last two characters of the name GANNETT don't have to be sevens…
These two lettertypes are also not exactly it, but very close imo.
I also checked the Hebrew alphabet. Last 2 characters are resembling 'Dalet'. But nothing similar in shape like a G.
Might be a custom set that's used…