SPI 1018 Quartz Slides 3/4" by 3/4" 1mm Thick - 12 Slides

SPI 1018 Quartz Slide 3/4" by 3/4" 1mm Thick Thick - 12 Slides. Condition is "Used". Shipped with USPS Retail Ground.

These quartz slides were originally 1x3” and have been cut into twelve 3/4" squares. Some marks on slide edges.