https://xajinteng.en.made-in-china.com/product-catalog/Other-Cranes-1.html
Other Cranes - Xi'an Jinteng Hoisting Machinery Co., Ltd. - page 1.
China Other Cranes catalog of Hot Sale 2 Ton 3ton Hydraulic Truck Folding Crane Foldable Hydraulic Crane, 2000kg 3000kg Portable Crane Lift Crago Engine Crane...
other craneshoisting machineryxi
https://archive.org/details/constructioncra00markgoog
The Construction of Cranes and Other Lifting Machinery ... : Edward Charles Robert Marks : Free...
Book digitized by Google from the library of the New York Public Library and uploaded to the Internet Archive by user tpb.