Image: Informal Overflow or Mule Drink on Chesapeake and Ohio Canal

Description: Frame from Down the Old Potomac, illustrating a mule drink or informal overflow, showing boards to walk on as well as the water flowing over towpath.
Title: Informal Overflow or Mule Drink on Chesapeake and Ohio Canal
Credit: Derived from file:Down_the_Old_Potomac_Part_2_of_3.ogv
Author: Edison Manufacturing Co.
Permission: This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No