Verviers to Sainte-Marie in 1920

This registered cover was sent from Verviers to Sainte-Marie-aux-Mines (Haut Rhin, France) on 28 February 1920.
See this other cover from the same person and to the same destination.

Characteristics: Featuring the three intermediate stamps and the complete Red Cross series of 1915 Total franking of 1F60c (exact franking?) Registered cover Foreign destination Cancel of arrival on back but not fully readable 35c+35c and 50c+50c stamps with irregular perforation Vertical fold not affecting stamps, wrinkles and one rust spot
Estimated value: $130 [Auctioned by David Delhaye in November 2005]