If yours is one of the 140,000 Iowa farm homes in which the fuel oil lamp still burns, don't sit by its feeble rays and wait for the years to bring the "high line" past your place... you may ruin your family's eyesight in the interim.
"Light Without Switches!,"
Farm Science Reporter: Vol. 2
, Article 5.
Available at: https://lib.dr.iastate.edu/farmsciencereporter/vol2/iss4/5