by August Weismann ; translated by W. Newton Parker and Harriet Ronnfeldt

Wentworth Press [201-] Scholar select

Available at 1 libraries

August Weismann ; translated by W. Newton Parker and Harriet Rönnfeldt

Thoemmes 2003

Available at 3 libraries

by T. Jeffery Parker and W.N. Parker

Macmillan 1908 2nd ed Macmillan's manuals for students

Available at 3 libraries

adapted from the German of Robert Wiedersheim ; by W.N. Parker

Macmillan 1907 3rd ed

Available at 6 libraries

by the late T. Jeffery Parker and W.N. Parker

Macmillan 1900 Macmillan's manuals for students

Available at 1 libraries

by August Weismann ; translated by W. Newton Parker and Harriet Rönnfeldt

C. Scribner 1893 The contemporary science series

Available at 5 libraries

by August Weismann ; translated by W. Newton Parker and Harriet Rönnfeldt

W. Scott 1893 The contemporary science series

Available at 17 libraries

adapted from the German of Robert Wiedersheim, by W. Newton Parker

Macmillan 1886

Available at 8 libraries