Biodiversity Heritage Library

By: Muir, Robert, - Ritchie, James,

Edition: 2d ed.

Publication info: Edinburgh :Macmillan,1899.

Contributed by: University of California Libraries (archive.org)

By: Muir, Robert, - Ritchie, James,

Publication info: Edinburgh and London :Young J. Pentland,1897.

Contributed by: University of California Libraries (archive.org)

By: Muir, Robert, - Harris, Norman MacLeod. - Ritchie, James,

Edition: American edition (with additions) rev. and ed. from the 3d English edition, by Norman MacLeod Harris ... with one hundred & seventy illustrations.

Publication info: London,Macmillan1903.

Contributed by: Cornell University Library

By: Muir, Robert, - Ritchie, James,

Edition: 7th ed., with two hundred illustrations in the text and six coloured plates.

Publication info: London,H. Frowde, Hodder & Stoughton,1919.

Contributed by: Cornell University Library

By: Muir, Robert, - Ritchie, James,

Edition: 5th ed. ...

Publication info: New York :MacMillan,[1910]

Contributed by: University of California Libraries (archive.org)

By: Muir, Robert, - Ritchie, James,

Edition: 6th ed., with one hundred and ninety-two illustrations in the text and six coloured plates.

Publication info: New York,Macmillan,1913.

Contributed by: University of California Libraries (archive.org)