Front and back have different dating. Noted in pencil as answered 24/07. 
The letter contains a receipt written by Max Linde, once a patron for Edvard Munch, concerning Ernest Thiels purchase of the painting "On the Bridge".

Fram- och baksida har olika dateringar. Noterat i blyerts som besvarat 24/07. Framsidan innehåller en kvittens skriven av Max Linde, som varit Edvard Munchs mecenat, angående Ernest Thiels köp av målningen "På bron".

Letter to Ernest Thiel from Edvard Munch

Edvard Munch (1863 - 1944), Author

Ernest Thiel (1859 - 1947), Recipient