Elevations

• The important elevations within the line had all been carefully fortified and supplied with a proper armament. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.
• Among the elevations so fortified was one to the east of the town, named Fort Wood. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.
• The gun is 16-2/3 feet long and is fired only at elevations between 45° and 65°. 佚名. 神奇的知识之书.

校对:佩里