MAYAN a.
he manufacture and dyeing of cotton fabrics, used cacao as a medium of exchange, and were workers of gold, silver, and copper. Their architecture comprised elaborately carved temples and places, and they possessed a superior calendar, and a developed system of hieroglyphic writing, with records said to go back to about…
PHOSPHORUS n.
losed vessel at a high temperature. -- Phosphorus disease (Med.), a disease common among workers in phosphorus, giving rise to necrosis of the jawbone, and other symptoms. -- Red, or Amorphous, phosphorus (Chem.), an allotropic modification of phosphorus, obtained as a dark red powder by heating ordinary phosphorus i…
PLUMBISM n.
A diseased condition, produced by the absorption of lead, common among workers in this metal or in its compounds, as among painters, typesetters, etc. It is characterized by various symptoms, as lead colic, lead line, and wrist drop. See under Colic, Lead, and Wrist.
SAMPLER n.
atterns, as letters, borders, etc., to be used as samples, or to display the skill of the worker. Susie dear, bring your sampler and Mrs. Schumann will show you how to make that W you bothered over. E. E. Hale.