1. Walachia Servia, Bulgaraia, Romania Per Gerardum Mercatorem. Published / Created: [1590?] Call Number: 44 1590 Container / Volume: BRBL_00254 Image Count: 2 Resource Type: Maps, Atlases & Globes Found in: Beinecke Rare Book and Manuscript Library > Walachia Servia, Bulgaraia, Romania Per Gerardum Mercatorem.