Cape Verde Islands St. Vincent Id. Porto Grande. Surveyed by Captain G.S. Mares, R.N.. H.M.S. Challenger 1873
        
        Scale: circa 18,000 (bar). Uncoloured chart with one view; ungraduated. Magnetic variation marked. Backed with cloth
              
      
    Object Details
| ID: | G214:11/9 | 
|---|---|
| Collection: | Charts and maps | 
| Type: | Chart | 
| Display location: | Not on display | 
| Creator: | Mares, G. S.; United Kingdom Hydrographic Office (UKHO) | 
| Places: | Cape Verde | 
| Date made: | 1874; 1889; 1874 1889 | 
| Credit: | © Crown copyright. National Maritime Museum, Greenwich, London | 
| Measurements: | Sheet: 63.5 cm x 49 cm |