So having DIVED head first into my research about 1830s men's fashion and tailoring, and spending a frightful number of hours diligently searching for images to use as examples of what I had learned, I thought I'd pop links to the images I used here so that others could use them (if so desired) and so that I could find them again!
Examples of
fancy 1830s/1840s waistcoats:
https://www.metmuseum.org/art/collection/search/157711
https://www.metmuseum.org/art/collection/search/90806
https://www.metmuseum.org/art/collection/search/157759
https://www.metmuseum.org/art/collection/search/108622
https://www.metmuseum.org/art/collection/search/90942 https://www.metmuseum.org/art/collection/search/157542
https://www.metmuseum.org/art/collection/search/91059
https://www.metmuseum.org/art/collection/search/90929
Tailcoats & Frock Coats:
https://libmma.contentdm.oclc.org/digital/collection/p15324coll12/id/6747
https://www.metmuseum.org/art/collection/search/91901
Early 1830s men's fashionable shape:
Dandyism: