How good are 25-year old microscopy slides?

I made several permanently mounted microscopy slides back in 1998. I want to show them to you and check how well they have stored. 👜Visit my AMAZON AFFILIATE Microscopy Shops: USA / International: https://www.amazon.com/shop/microbehu... Germany: https://www.amazon.de/shop/microbehunter Canada: https://www.amazon.ca/shop/microbehunter UK: https://www.amazon.co.uk/shop/microbe... 🖂 NEWSLETTER - http://www.microbehunter.com/newslett... 🎈 BECOME A PATRON -   / microbehunter   💻 WEBSITE - https://www.microbehunter.com 🎧 PODCAST - https://www.microbehunter.com/feed/po... RECOMMENDED MICROSCOPY PRODUCTS (Affiliate links) Stellar 1-T (Achromat): https://amzn.to/3lD7QkA Stellar 1 Pro-T (Plan): https://amzn.to/3Adikeu SW380T: https://amzn.to/3fB76c4 SW350T: https://amzn.to/3AjxE9G SW150 (introductory microscope): https://amzn.to/3jzCbOx Stereo: https://amzn.to/2Vw0Jzs Slides, Cover Glasses: https://amzn.to/3jvIJxt Pipette: https://amzn.to/3xA8QZi #microbehunter #amateurmicroscopy #microscope