Cover of registered letter sent from Kiev to Moscow on May 17, 1919. It was received on May 23, 1919. Full cover of the Russian Empire was used instead of cover, nominal value 7 k. Cover is franked with UNR stamps: 40 shagiv - 2 pcs., 30 shagiv - 1 pc; Russian Empire stamps, nominal value 1 k. and 3 k. - 4 pcs. with trident overprint. RSFSR tax: 0,75 rub. (0,40*2=0,80 shagiv = 0,40 k.+ 30 shagiv =0,15 k.+0,15 k. stamps with trident + 0,07 k. full cover = 0,77 k.)