The pigs look like younger versions of Porky pig, especially the bricklaying brother.
The sight gag of a stork appearing as soon as the chimney was completed is accurate. Storks commonly nested on chimneys throughout Europe at the time, and still do in rural areas.
Lusterine is a pun on Listerine mouthwash, one of the earliest oral health rinses produced. It is still sold in 2022.
The animators worked overtime for coordinate all the action precisely to the score, which was provided by Johannes Brahms.
Vitaphone production reel #1100A.