dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Notes from the Leyden Museum
    Volume: 34
    Date: 1912
    Page Range: 113--122
    Publication Info: Leyden, E.J. Brill, 1880-1914
  2. By: Jacobson, E. R. (Edward Richard), - Forel, Auguste,
    Type: Article
    In: Notes from the Leyden Museum
    Volume: 31
    Date: 1909
    Page Range: 221--253
    Publication Info: Leyden, E.J. Brill, 1880-1914
  3. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 55
    Date: 1912
    Page Range: 97--103
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  4. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 54
    Date: 1911
    Page Range: 175--179
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  5. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 66
    Date: 1923
    Page Range: 135--136
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  6. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 52
    Date: 1909
    Page Range: 158--164
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  7. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Notes from the Leyden Museum
    Volume: 33
    Date: 1911
    Page Range: 169--174
    Publication Info: Leyden, E.J. Brill, 1880-1914
  8. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 67
    Date: 1924
    Page Range: 75--77
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  9. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Bulletin du Muséum national d'histoire naturelle
    Volume: 15
    Issue: 7
    Date: 1909
    Page Range: 451--453
    Publication Info: Paris, Imprimerie nationale, 1907-1971
  10. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 53
    Date: 1910
    Page Range: 328--335
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  11. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 55
    Date: 1912
    Page Range: 9--14
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  12. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 64
    Date: 1921
    Page Range: 186--190
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  13. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Notes from the Leyden Museum
    Volume: 34
    Date: 1912
    Page Range: 230--230
    Publication Info: Leyden, E.J. Brill, 1880-1914
  14. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 67
    Date: 1924
    Page Range: 65--71
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  15. By: Jacobson, E. R. (Edward Richard),
    Type: Article
    In: Notes from the Leyden Museum
    Volume: 30
    Date: 1908
    Page Range: 63--67
    Publication Info: Leyden, E.J. Brill, 1880-1914