I think that this might be a fascinating exercise and hobby for you. I have not done much investigation with a microscope since my Zoology class at university more than fifty years ago, and do not claim any particular expertise in that area now. I wonder whether you have asked "Dr Google"? There are many things which can be discovered on the Internet, which have been placed there by people who are happy to share their discoveries. I wonder whether you have seen either of the following web-pages:
https://www.microscopemaster.com/pollen-under-the-microscope.htmlhttps://microscopeclarity.com/microscope-slide-staining-what-is-it-and-how-to-do-it/I enjoy exploring the Internet, when attempting to gain new knowledge. Some people (even some on this forum) seem to despise Wikipedia, and Youtube, but I have found that a discerning enquirer can learn a lot from them.