47 books
The Guide to nature (Volume III)
The Guide to nature (Volume V)
The Guide to Nature, Vol. 1
The Guide to Nature, Vol. 10
The Guide to Nature, Vol. 9
The Guide to Nature, Vol. 5: May, 1912 (Classic Reprint)
The Guide to Nature, Volume 13, Issue 11
The Guide to Nature, Volume 13, Issue 7
The Swiss Cross
The Observer
The Swiss Cross Volume N . 1-2
The Guide to Nature Volume 3, No. 8
The Guide to Nature Volume 3, No. 7
The Guide to Nature Volume 11
The Observer; An Illustrated Monthly Magazine, a Medium of Interchange of Observations for All Students and Lovers of Nature, Devoted to All Departments of Nature Studies Volume 7
The Guide to Nature Volume 8
The Guide to Nature Volume 6
The Guide to Nature Volume 1, Nos. 1-11
The Guide to Nature Volume 10
The Guide to Nature Volume 15
The Guide to Nature, Volume 12, Issue 12...
The Guide to Nature, Volume 14, Issue 5...
The Guide to Nature, Volume 14, Issue 2
The Swiss Cross, Volume 5, Issues 2-6
