trees and their importance - part 17 of 22. the theme of this film is conservation, with emphasis on the importance of trees as a renewable resource, and their role in water and soil conservation. a number of animated sequences showing the life processes - 木栓板 個影片檔及 b 捲影像00:33
peg board display of bright road signs zoom out from new jersey i-295 sign to stop sign and others - 木栓板 個影片檔及 b 捲影像00:09
row of revolvers attached to pegboard; different sizes and models. black rifles lined up and stored on a wooden gun rack vertically; adult caucasian... - 木栓板 個影片檔及 b 捲影像02:50
