Camp or Fort Iaqua, a military post operational from August 5, 1863 to 1866 was located on Yeager Creek about 18 miles east of the mouth of the Eel River, is located on Iaqua Creek 4 miles (6.4 km) south-southeast of Iaqua.
- Durham, David L. (1998). California's Geographic Names: A Gazetteer of Historic and Modern Names of the State. Clovis, Calif.: Word Dancer Press. p. 89. ISBN 1-884995-14-4.
- Colonel Herbert M. Hart, USMC (retired), Historic California Posts: Fort Iaqua (Camp Jaqua, Camp Iaqua), Pioneer Forts of the Far West, The California State Military Museum, 1965
- Kneeland School History