The Technical Service Information Bureau (TSIB) is a trade group in southern California serving the needs of the wall and ceiling industry regarding lath, plaster, and drywall. They have an excellent online resource depicting plaster textures.
The 30 textures shown on the site are accompanied by suggested application procedures. This gives material (ingredient) advice, where appropriate, and methods of applying or finishing the plaster to achieve specific appearances.
It is important to be aware of regional differences in naming finishes. Certain parts of the country may call a specific texture by another name than described by the TSIB. That is why this site is so beneficial: it provides visual depictions of each finish to prevent misinterpretations that might