Sand-Filter Bed

| View Cart ⇗ | Info

An illustration of a section of a sand-filter bed.

Source

Encyclopaedia Britannica (11th ed., vol. 28) (New York, NY: The Encyclopaedia Britannica Company, 1910)

Downloads

TIFF (full resolution)

2010×2400, 505.3 KiB

Large GIF

857×1024, 105.7 KiB

Medium GIF

536×640, 58.2 KiB

Small GIF

268×320, 23.8 KiB