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Contrasting filters -- one new and one in use 24 hours are held by Eddie Sargent (L--Grey North)
Contrasting filters -- one new and one in use 24 hours are held by Eddie Sargent (L--Grey North)

Contrasting filters -- one new and one in use 24 hours are held by Eddie Sargent (L--Grey North)

Date4/13/1967
Format
Notes
Original Toronto Star caption: Contrasting filters -- one new and one in use 24 hours are held by Eddie Sargent (L--Grey North). Black one was used in a federal air testing experiment at Island Airport and had been exposed to downtown air on 'clean'day.
Language
ProvenanceFrom the Toronto Star Archives
Usage Rights Copyright (Learn More)
Copyright HolderToronto Star (Firm)
Call Number / Accession NumberTSPA_0078643F