SperryW. C.SandersG. J.‘Quiet blades for 18-inch rotary type power lawn mowers’, Noise Control1959 (May).
12.
BeiersJ. L.‘A study of noise sources in pneumatic drills’, (to be published in J. Sound and Vibration),.
13.
BirchonD.‘High damping alloys for the reduction of noise and vibration’, Engng Mater. Des., 1964 (Oct.).
14.
MoellerK. G. F.‘Gear noise reduction’, Noise Control19551 (March), 11.
15.
RosenM. W.‘Noise of two spur-gear transmissions’, ibid.19617 (Nov.-Dec), 11.
16.
GreenD. J.LilleyG. M.‘Prelimin. Rep. Use of the wide-angle diffuser in ground mufflers of the type used for silencing jet aircraft’, College of Aeronautics, Cranfield Note No. 27 1955 (May).
17.
BradshawP.‘A silenced air pressure control valve’, J. Sci. Instr.196441 (Nov.).
18.
BeranekL. L.‘The transmission and radiation of acoustic waves by structures’, Proc. Inst. mech. Engrs, Lond.1959173, 12.
19.
RoseJ. A.‘The use of multiple barriers in noise reduction’, Noise Symposium 1964 (Institution of Mechanical Engineers, Australian Branch).
20.
ButlerB. H.‘Noise reducing enclosure for a four-die swager’, Sound19632 (July-Aug.), 30.