Vintage Metric Measurement Converter Slide - Filter Paper Selector - Whatman Inc

This vintage slide tool from Whatman Inc. combines a Metric Measurement Converter and a Filter Paper Selector, offering a practical and unique resource for laboratory and scientific applications. Compact and easy to use, it’s a great piece of memorabilia for those in science, education, or lab work.

Perfect for collectors of vintage scientific tools or as a functional item for retro-inspired use, this slide converter is in excellent condition and fully operational. A fascinating glimpse into scientific history!

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