The story angle of the constant "unsuccessful" attempts to install a new window was previously done by Michael Landon in a Bonanza episode.
Longworth is the also the last name of one of Erin's love interests on the Waltons.
When Almonzo purchases the "My Only Love" sheet music, other songs on display include "Toyland." This episode takes place in the 1880s, but "Babes in Toyland," the operetta for which the song was written, did not premiere until 1903.