Publication
Founding Era Index > Jefferson Papers Indexes > Papers of Thomas Jefferson, Cumulative Index to vols. 1–20 > P > plow, moldboard
Jefferson Papers Indexes | Papers of Thomas Jefferson, Cumulative Index to vols. 1–20 | P | plow, moldboard
– preliminary sketches for [2 references]
– improvement of [2 references]
– Randolph's interest in [4 references]
– models and blocks [1 reference]
– model sent to Randolph [1 reference]