Unique set of 2 front and back (seperatly printed) Proofs of 100 Latu 1923 P. 14 intaglio print on banknote paper which was originally produced and printed for the 500 Rubli 1920 P. 8. So the printing works used old 500 Rubli P. 8 underprint sheets with watermark in paper for the testing of the intaglio print of the P. 14 100 Latu notes. Highly rare archival item, condition: aUNC to UNC.