Casilear£»¡¡1868¡£¡¡Printed¡¡numbers¡¡on¡¡a¡¡fugitive
ground£»¡¡tint¡¡or¡¡color¡¡in¡¡order¡¡to¡¡prevent¡¡alteration¡¡of
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Jameson£»¡¡1870¡£¡¡Printed¡¡on¡¡paper£»¡¡designs¡¡with
ferrocyanide¡¡of¡¡potassium¡¡and¡¡then¡¡soaked¡¡the¡¡paper
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Duthie£»¡¡1872¡£¡¡Made¡¡a¡¡ground¡¡work¡¡of¡¡writing¡¡ink
of¡¡different¡¡colors¡¡by¡¡any¡¡known¡¡means¡¡of¡¡pen¡¡ruling¡£
Syms£»¡¡1876¡£¡¡Produced¡¡graduated¡¡colored¡¡stains£»
which¡¡were¡¡made¡¡to¡¡partially¡¡penetrate¡¡and¡¡spread¡¡in
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Van¡¡Nuys£»¡¡1878¡£¡¡Colored¡¡the¡¡Paper¡¡with¡¡a¡¡pigment
and¡¡then¡¡printed¡¡designs¡¡with¡¡a¡¡soluble¡¡sulphide¡£
Casilear£»¡¡1878¡£¡¡United¡¡two¡¡distinctive¡¡colored
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aqueous¡¡solution¡¡of¡¡sulphate¡¡of¡¡copper¡¡and¡¡carbonate
of¡¡ammonia¡¡and¡¡then¡¡added¡¡alkaline¡¡solutions¡¡of
cochineal¡¡or¡¡equivalent¡¡coloring¡¡matter¡£
Nowlan£»¡¡1884¡£¡¡Backed¡¡the¡¡ordinary¡¡chemical¡¡paper
with¡¡a¡¡thin¡¡sheet¡¡of¡¡waterproof¡¡paper¡£
Menzies£»¡¡1884¡£¡¡Introduced¡¡iodide¡¡and¡¡iodate¡¡of
potassium¡¡or¡¡their¡¡equivalents¡¡into¡¡paper¡£
Clapp£»¡¡1884¡£¡¡Saturated¡¡paper¡¡with¡¡gallo¡tanic¡¡acid£»
but¡¡the¡¡ink¡¡used¡¡on¡¡this¡¡paper¡¡contained¡¡ferri¡sesquichloride
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Hill£»¡¡1885¡£¡¡Introduced¡¡into¡¡paper£»¡¡ferrocyanide¡¡of
manganese¡¡and¡¡hydrated¡¡peroxide¡¡of¡¡iron¡£
Schreiber£»¡¡1885¡£¡¡Colored¡¡paper¡¡material¡¡with¡¡indigo
and¡¡with¡¡a¡¡subsequent¡¡treatment¡¡of¡¡chromates
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Schreiber£»¡¡1885¡£¡¡Treated¡¡finished¡¡paper¡¡with¡¡ferric¡
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Schlumberger£»¡¡1890¡£¡¡Impregnated¡¡white¡¡paper¡¡with
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same¡¡in¡¡a¡¡weak¡¡acid£»¡¡in¡¡order¡¡to¡¡produce¡¡water¡mark
lines¡£
Carvalho£»¡¡1894¡£¡¡1¡£¡¡Charged¡¡the¡¡paper¡¡with¡¡bismuth
iodide¡¡and¡¡sodium¡¡iodide¡£¡¡2¡£¡¡Charged¡¡the¡¡paper¡¡with
a¡¡bismuth¡¡salt¡¡and¡¡iodide¡¡of¡¡soda¡¡in¡¡combination¡¡with
primulin£»¡¡congo¡¡red¡¡or¡¡other¡¡pigment¡£¡¡3¡£¡¡Charged¡¡the
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chemicals£»¡¡AFTER¡¡the¡¡writing¡¡has¡¡been¡¡placed¡¡on¡¡the
paper¡£
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iron¡¡insoluble¡¡in¡¡water¡¡but¡¡decomposable¡¡by¡¡a¡¡weak
acid¡¡in¡¡the¡¡presence¡¡of¡¡a¡¡soluble¡¡ferrocyanide£»¡¡as¡¡and
for¡¡the¡¡purpose¡¡described¡£¡¡£¨2£©¡¡A¡¡safety¡¡paper¡¡having
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CHAPTER¡¡XXXII¡£
CURIOSA¡¡£¨INK¡¡AND¡¡OTHER¡¡WRITING¡¡MATERIALS£©¡£
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STYLUSMATERIALS¡¡USED¡¡TO¡¡PROMULGATE¡¡ANCIENT
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WHICH¡¡BELONG¡¡VARIOUS¡¡STYLES¡¡OF¡¡WRITINGANECDOTE
AND¡¡POEM¡¡ABOUT¡¡THE¡¡FIRST¡¡GOLD¡¡PENINTERESTING
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