John Gerrard Keulemans
![J. G. Keulemans](https://upload.wikimedia.org/wikipedia/commons/d/d9/John_Gerrard_Keulemans.jpg)
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Published: 1886
Superior document: The cruise of the Marchesa to Kamschatka & New Guinea with notices of Formosa, Liu-Kiu, and various islands of the Malay archipelago v. 1
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Published: 1886
Superior document: The cruise of the Marchesa to Kamschatka & New Guinea with notices of Formosa, Liu-Kiu, and various islands of the Malay archipelago v. 2
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