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For Health in NSW magazine

At Berowra

At Berowra

For Health in NSW magazine

Noise level readings

Soil conservation, Hay, Cowra, Kempsey

Mining Museum, George St Nth: Laboratory

New Agriculture Dept research station at Rydalmere

Noise level readings

Seahorses caught in Sydney Harbour

Noise level readings

For Health in NSW magazine

At Berowra

Noise tests at Berowra trucking test point

Noise level readings

Alfred William Howitt, undated / photographer unknown

Noise level readings

Noise pollution control tests

Inverell District

Injecting egg with virus, Institute of Pathology, Lidcombe State Hospital

Randwick Hospital

Noise tests at Berowra trucking test point

Noise level readings

C.Archibald Hoadley

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Noise level readings

Banquet given by State Govt. to visiting scientists, Town Hall

Govt Analyst

Assembly, Clean Air Conference, University of New South Wales

Noise tests at Berowra trucking test point

Mining Museum, George St Nth: Laboratory

Noise pollution control tests

New Agriculture Dept research station at Rydalmere

Noise level readings

City Coroners Court & Morgue

Manly Dam Hydraulics Laboratory

For Health in NSW magazine

For Health in NSW magazine

New Agriculture Dept research station at Rydalmere

At Berowra

For Health in NSW magazine

Untitled

New Agriculture Dept research station at Rydalmere

City Coroners Court & Morgue

University of Technology, Kensington: laboratories

Scone Soil Conservation Research Station

Scientific laboratory

Fluoride tests, Bridge Street

Noise level readings

Alec Kennedy

Noise level readings

Exhibits, Fuel Laboratory, Clean Air Conference

For Health in NSW magazine

Soil conservation, Wagga

Professor Peter Gray, Biological Sciences Dept., University of N.S.W.

Noise level readings

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Shots for 'Quiet Day' December 6th

Noise level readings

Shots for 'Quiet Day' December 6th

Count Strzelecki, the discoverer of Mount Kosciusko

Noise level readings

Manly Dam Hydraulics Laboratory

Noise level readings

Medical Research Branch, Health Department

For Health in NSW magazine

Noise level readings

Catching seahorses in Sydney Harbour

Shot for publication 'Coal News' at Londonderry Laboratories

Cytogenetics Laboratory at POW Hospital

Noise pollution control tests

Sir Richard Owen, between 1874-1881 / photographer Barraud & Jerrard, London

Noise level readings

Noise level readings

City Coroners Court & Morgue

Noise pollution control tests

Catching seahorses in Sydney Harbour

Exhibits, Fuel Laboratory, Clean Air Conference

Noise tests at Berowra trucking test point

For Health in NSW magazine

For Health in NSW magazine

For Health in NSW magazine

Cytogenetics Laboratory at POW Hospital

For Health in NSW magazine

For Health in NSW magazine

Govt Analyst

For Health in NSW magazine

Inverell District

Gunnedah Soil Conservation Station

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Noise level readings

At Berowra

Shots for 'Quiet Day' December 6th

For Health in NSW magazine

Gunnedah Soil Conservation Station

Testing apparatus, Agricultural Dept

At Berowra