1928 AD., Luxembourg, Charlotte, 1 Franc, KM 35.

Luxembourg, Charlotte, design by Auguste Tremont, engraver Armand Bonnetain (1888-1973), 1928 AD.,
1 Franc (23 mm / 4,94 g), nickel, mintage 1.000.000 ,
Obv.: ·LUXEMBOURG· / Ch / BONNETAIN , crowned Ch-monogram.
Rev.: BON POUR / 1 F / 1928 / A. B. , steel worker shoveling coal in a foundry, industrial landscape with smokestags and waste tips in backgroud.
KM 35 .

The coin depicts a man shoveling coal in a foundry in Luxembourg. That man was Mathias Gaasch from Dudelange in Luxembourg, who died in 1939, a model for Auguste Tremont, the most momentous sculptor of Luxembourg.
more on http://www.gaasch.net/mathiasgaasch/