Meaning of legend of the coin Saxe-Weimar-Eisenach [résolu]

Hello,

Does anyone know the meaning of LS of the legend on observe of the coin below? I think that it's the mintmaster initial, but what is the full name?

N#395568

Thanks,

Felipe

Probably nobody knows … at least not Krause.

Eisenach mint , mint master initial . J. L. ST. / L. S. / ST = Johann Leonard Stockmar (1790–1835)

as per Wikipedia 

https://de.m.wikipedia.org/wiki/M%C3%BCnzgeschichte_des_Hauses_Sachsen-Weimar_(1572%E2%80%931870)

Thanks