✨ Mining regulations diagrams




GUAGE BOXES
FOR
SLUICE HEADS

[Image of a sluice box]

10 ins.

1 HEAD.

2 HEADS.

3 HEADS.

7 HEADS.

20 inches

Pressure Board 20 x 6 1/2

Opening 20 x 7

Bar 20 x 2

Pressure Bd 2 x 3 1/2

Opening 20 x 7

Bar 2, 10
20 inches

SCALE 1/6 TH OF FULL SIZE

T. HODGSON LITH



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Online Sources for this page:

PDF PDF Nelson Provincial Gazette 1868, No 29





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🌾 Diagrams for Gauge Boxes for Sluice Heads (continued from previous page)

🌾 Primary Industries & Resources
Mining, Sluice heads, Gauge boxes, Diagrams, Mining regulations