BOOK VIII . 327 … A — Head of the sluice . B — Side - boards . C — Lower end of the sluice . D — Pockets . E — Grooves . F — Stools . G — Shovel . H — Tub set below . I — Launder . Some people cut a number of cross - grooves , one palm distant from each other , in a sluice similarly composed of three planks eight…
e-rara · Eisenbibliothek Schlatt · No known copyright restrictions. Free to use for anything.