The sign off for radio station KFWB is heard. The station, based on Los Angeles, is still broadcasting today.
In the days before conventional paper towels, fine rice paper was used on occasion, as Sniffles does here.
"Monahan" on the pocket watch was probably a nod to Warner Brothers director Dave Monahan
Radio was the main source of at home entertainment for people at the time of this short. Most homes had a radio (the one Sniffles has is a fairly accurate rendition)and the shows that were broadcast were hugely popular, including soap operas, music, comedy sketches and thriller serials.
Haxwell Mouse Coffee and Good Mousekeeping are puns on Maxwell House Coffee and Good Housekeeping Magazine, both mainstays of the era.