First Day of Issue = November 10, 1923
Size: 22.00 mm x 28.00 mm
Quantity printed = 200,000
Perforated 10.00 x 11.50

This is 0115 surcharged 10 santimes and overprinted with KARAINVALĪDIEM which translates to WAR INVALIDS
I assume that LKIS stands for "Latvijas Kara Invalīdiem Sabiedrība" or "Latvian War Invalids Society".

Watermark



Catalog numbers
Scott B23
Michel LV 102