I don't see any marking on the bottom. I believe the top one is 1933 truck Ford radiator cap. The bottom on I still don't know.
Here's a link to Bob Drake's offerings. You can click on a picture and enlarge it and compare to yours. Then, let us know. https://www.bobdrake.com/SearchForm...lude=&mode=store&index=0&size=20&searchtype=0