1 map : col. ; 58 x 43 cm Includes inset of St. Helena. Nos. 89-90 in Johnson, A.J. Johnson's new illustrated (steel plate) family atlas... comp., drawn and engraved under the supervision of J.H. Colton and A.J. Johnson. 1861. Relief shown by hachures. Depths shown by soundings. Prime meridians: Washington and Greenwich. Shows land and sea routes of various explorers. Includes images of Cape Town and Port Natal.