Protocol between the United Kingdom and Costa Rica respecting the application of the Treaty of Commerce of November 27, 1849, to certain parts of His Majesty's Dominions. Signed at Panama, August 18, 1913 ... 

 - London :  H.M.S.O. ,  1913. 
 - 4 pages ;  24 cm (Treaty Series. 1913. No. 16)