Columbia subject headings:
Electricity in agriculture--Periodicals.
Rural electrification--United States--Periodicals.
Harvard subject headings:
Electricity in agriculture--Periodicals.
Rural electrification--United States--Periodicals.
Princeton subject headings:
Electricity in agriculture--Periodicals.
Rural electrification--United States--Periodicals.
United States. Rural Electrification Administration--Periodicals.