overall: 2 in x 14 in x 5 in; 5.08 cm x 35.56 cm x 12.7 cm
Object Name:
jet dust counter
Place made:
United Kingdom: England, London
Description:
John Switzer Owens (1871-1941) was an Irish physician and environmental engineer who devised several instruments for collecting and measuring air pollution and helped establish the first large-scale pollution monitoring network in the United Kingdom. Inscriptions on this Owens Jet Dust Counter read "OWENS / DUST COUNTER" and "CASELLA / LONDON" and "N.Y. State Dept. of Labor."
Location:
Currently not on view
Credit Line:
Gift of American Conference of Governmental Industrial Hygienists