Tag Archive for Tag: Orientation

Tag: Orientation Working Operations

After fixing the table top to the stand and drawing sheet to the table, the following operations are to be carried out before map making: 1. Centering 2. Levelling 3. Orientation. 14.2.1 Centering Centering is the process of setting the plane table on the point so that its plotted position is exactly over the position on the ground. This is achieved

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