The Zoologist : a monthly journal of natural history (1894)

The Zoologist : a monthly journal of natural history (1895)

The Zoologist : a monthly journal of natural history (1896)

The Zoologist : a monthly journal of natural history (1898)

The Zoologist : a monthly journal of natural history (1899)

The Zoologist : a monthly journal of natural history (1900)

The Zoologist : a monthly journal of natural history (1903)

The Zoologist : a monthly journal of natural history (1905)

The Zoologist : a monthly journal of natural history (1906)

The Zoologist : a monthly journal of natural history (1910)

The Zoologist : a monthly journal of natural history (1912)

The Zoologist : a monthly journal of natural history (1914)

The Zoologist : a monthly journal of natural history (1915)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1886)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1895)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1880)

Zoology : for students and general readers - Packard, A. S. (Alpheus Spring), 1839 -1905 (Henry Holt, 1879)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1928)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1930)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1940)