Bulgaria block of 4 types

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Issuer: Bulgaria
Block in sheet 83551
Date: 10/14/2021 (2021 blocks)
(4, 2 x 2) @0.1733,0.1593
1, 1: 0.65l
1, 2: 1.00l
2, 1: 1.50l
2, 2: 2.00l