Here is your 1964 revised listing of some of the newer and some of the older garden varieties you might consider planting this spring and summer. These have been tested under Iowa growing conditions and have proved their worth.
Mahlstede, John P.
"Home and Garden Varieties for 1964,"
Iowa Farm Science: Vol. 18
, Article 6.
Available at: https://lib.dr.iastate.edu/farmscience/vol18/iss7/6