1. An integrated auto-level and electronic rod reader comprising: a telescope; and an image delivery device integrated with the telescope and comprising: an image capture device configured for capturing an image, wherein the image includes data representing: alphanumeric characters annotating a scale on a grade rod visible through the telescope, wherein the scale of the grade rod indicates either metric or imperial measurement units, and a crosshair, and a transmitter configured to transmit the image to an electronic field notebook comprising a receiver configured to receive the image, and a circuit configured to automatically determine whether the scale indicates metric or imperial measurement units, to automatically recognize the alphanumeric characters and the crosshair of the image, and to automatically determine an elevation of the grade rod based on a position of the crosshair with respect to the scale annotated with the alphanumeric characters and based on whether the scale indicates metric or imperial measurement units.