5 Kop. "workers" with overprint "Eesti post" in the vertical pair - the lower stamp without overprint, in the perforation between the both stamps was the pair separated and was again together led, the cancellation "Elva * Eesti post * B ?.? ?.? 41" is only on of the upper stamp, slight defects, photo expertize Nagler VP (2016), Michel 500. (for normal stamp, as a couple "with / without overprint" = used unknown and ** with 1. 500. Euro listed)