It was believed that Densmore had suggested splitting up commonly used letter combinations in order to solve a jamming problem, but this called into question.[3] This concept was later refined by Sholes later refined this concept, so it became known as the QWERTY key layout.
Densmore was a militant vegetarian. His diet consisted of mostly raw apples.[4] His brother was physician Emmet Densmore.[5]
Densmore also supported women's suffrage in Wisconsin.[6] When he was the editor of the Oshkosh True Democrat the paper publicly supported women's right to vote.[7]
Densmore is remembered for the enigmatic fraternal organization he envisioned in his will, known as The Densmore Foundation. [8]