![NICARAGUA - 1929 - PROVISIONAL ISSUE: ½c deep green 'National Palace' issue with UNISSUED 'Correos 1929' TRIAL overprint in yellow, a fine mint copy. (Maxwell #606N) (NIC/4819)](http://latinamericanphilatelics.com/cdn/shop/products/NIC4819_{width}x.jpg?v=1613580020)
½c deep green 'National Palace' issue with UNISSUED 'Correos 1929' TRIAL overprint in yellow, a fine mint copy. (Maxwell #606N)
½c deep green 'National Palace' issue with UNISSUED 'Correos 1929' TRIAL overprint in yellow, a fine mint copy. (Maxwell #606N)