![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
Author: Wilson Ellwood
Publisher: Society of American Foresters
ISSN: 0022-1201
Source: Journal of Forestry, Vol.20, Iss.2, 1922-02, pp. : 113-116
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract
Related content
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
Aerial Photographs in Forest Surveys
Journal of Forestry, Vol. 46, Iss. 2, 1948-02 ,pp. :
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
Estimating Tree Heights from Shadows on Vertical Aerial Photographs
Journal of Forestry, Vol. 47, Iss. 3, 1949-03 ,pp. :
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)