Vol. 11, Issue 4, 1957April 01, 1957 PDT
ccby-nc-nd-4.0
Drainage cost survey: Earth moving in northern California estimated at 15c to 20c per cubic yard
Drainage cost survey: Earth moving in northern California estimated at 15c to 20c per cubic yard
P Boving,
Boving, P. 1957. “Drainage Cost Survey: Earth Moving in Northern California Estimated at 15c to 20c per Cubic Yard.” California Agriculture 11 (4): 33–33.