(Sun News)
(Ed: This is a great article for those with homes built before the early 50’s and who struggle with hanging pictures, etc. Also, it is useful for those delving into the halachos of z’chur l’churban (leaving a bare spot on the wall to remember the loss of the Temple.))
Lath-and-plaster walls are common in older houses (built late 18th Century until the early 1950’s, when drywall became standard). Whether you want to hang a picture, mirror or kitchen cabinet, securing things to older lath-and-plaster walls can be challenging.