Obach, Antonio S.J.

O’Hara, V. (Conservator Forests)

Orden, T.

Ocampo, M. (also Philip. Nat. Herb.)

O’Herne, C.

Orknie, James

Ocfemia, R.N.

Ohna, H.S.

Oro, M.

Ochse, Jacob Jonas

Ohwi, Jisaburo

Orolfo, P. (Forest Dep. N. Borneo)

Octubre

Ojo Karmadisastra

Osbeck, Pehr

Odenthal

Okney, I.A.M.

Osman

Oding, M.

Olah, L.M.

Ostendorf, Friedrich Wilhelm

Oedam

Oldenborgh, Johannes van

Ostenfeld, Carl Emil Hansen

Oedin (see also Salim)

Oldham, Richard

Ostwald, F.G.

Oekoep

Olegario Jr, D.

Otañes (Bureau Science; Forestry Bureau)

Oelo(e)ng

Oliver

Otek bin ? (Forest Dep. N. Borneo)

Oemar

Oliveros

Oteyza

Oemar Basah

Olivier, J.

Othman bin Ahmad (Conservator Forests)

Oemar Hasan

Olivier, J.F.

Othman bin Haron, A.F.O. (Forest Dep. N. Borneo)

Obu, Hantarô

Olsen, Sven-Erik Sandermann

Otken-van Lakerveld

Oemar Kamal Oedien

Omar bin Mohamed (Conservator Forests)

Otten, P.J.H.

Oenoes

Omar, Jantan bin

Ottens, Arend

Oersipuny, Paulus Simon Petrus (For. Res. Inst. Buitenzorg)

Oort, van

Otto-Surbeck, Rosa Lydia

Oesman, R.

Oosten, Johannes van

Ottolander, Teun

Oesman Nandika

Oostenbroek, J.

Oudemans, Corneille Antoine Jean Abram

Oetja

Oosterzee, J.J. van

Oudemans, G.J.

Oetoei, Mohamed

Oosterzee, Louis Albert van

Ouwehand, Cornelis Dirk

Oever, Hendrik ten

Ooststroom, Simon Jan van

Overbergh, Morice van (under Vanoverbergh)

Oey Djoen Seng

Ophof, A.J.

Overdijkink, Gerard

Oey Liang Hok

Ophuizen, J.A.W. van

Overstreet, Elsie

Officers of H.M.S. Egeria (under Egeria)

Ophuysen, Charles Adriaan van

Overzee, van

Ogata, Ken

Opid

Oxley, Thomas

Ogata, Masasuke

Orden, J.

Oye, Paul Herman Gustaaf van

O’Hara, G.M. (Conservator Forests)