1914 commercial R-letter with mute postmark, Elmar Gross, Jurjew/Dorpat/Tartu – Kunda

Attractive registered letter with mute postmark, Jurjew/Dorpat/Tartu-Kunda. Note the R cachet is also mute — top part with Cyrillic “JURJEW” was offset so one cannot read place name of origin, only number of the letter. Addressed to cement factory in Kunda. Scarce as R-letter. Correct inland rate: 7 kop letter + 7 kop registering.