Turkey Ottoman 1880 1 Piastres Empire Crescent ( Ampir ) Block of 4 Postage Stamps 

• Stanley Gibbons (SG) Stamp Catalogue #92
• Scott Stamp Catalogue #62
• Michel Stamp Catalogue #40
• Yvert Stamp Catalogue #53a
• Isfila Stamp Catalogue #111

Mint No Gum (MNG) stamps.

Please see the scans.