Drilling tree, hole was drilled for dynamite charge to split the tree

Chicago citation style
Drilling tree, hole was drilled for dynamite charge to split the tree. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/CMPindiv/id/194. (Accessed October 22, 2018.)
APA citation style
Drilling tree, hole was drilled for dynamite charge to split the tree. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/CMPindiv/id/194
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/CMPindiv/id/194>.
Note: These citations are programmatically generated and may be incomplete.