"J.I.S Whitaker" . "Joseph I. Whitaker"@de-DE . . . "J." . "Joseph I. S. WHITAKER" . "Joseph Isaac Spadafora Whitaker" . . . "i. s." . "J. I. S. Whitaker" . "Joseph Whitaker"@en . "http://www.wikidata.org/entity/Q6581097" . . "J. i. s. Whitaker" . "Whitaker"@en . "J. I. S. Whitaker"@it-VA . . "J.I.S" . "Joseph i. s. Whitaker" . . "Whitaker, J. I. S. (Joseph Isaac Spadafora)" . "WHITAKER" . . "Joseph Isaac Spadafora Whitaker"@en . "Joseph"@en . . . "1850-03-19" . "I.S" . . "Isaac Spadafora"@en . "Joseph I.S Whitaker" . "I. S." . "Joseph I. S. Whitaker"@en-AU . "British ornithologist" . "1936-11-03" . "Joseph Isaac S. Whitaker" . "Joseph I. S. Whitaker" . . .