81. Measurement of sound insulation in buildings and of building elements. Field measurements of airborne sound insulation of facade elements and facades Part 5, (30th June 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
82. Measurement of sound insulation in buildings and of building elements. Field measurements of impact sound insulation of floors Part 7, (30th June 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
83. Methods for assessing the performance characteristics of ultrasonic flaw detection equipment. Overall performance: on-site methods Part 1, (29th December 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
84. Measurement of sound insulation in buildings and of building elements. Field measurements of airborne sound insulation between rooms Part 4, (30th June 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
85. Methods for measurement of whole-body vibration of the operators of agricultrual wheeled tractors and machinery. (27th February 1981) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
86. Measurement of liquid flow in open channels. Sediment transport. Measurement of suspended sediment Part 10B, (31st March 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
87. Methods of measurement of liquid flow in open channels. Water level instruments. Specification for the installation and performance of pressure actuated liquid level measuring equipment Part 9A, (30th July 1971) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
88. Measurement of liquid flow in open channels. The measurement of liquid level (stage) Part 7, (20th October 1971) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
89. Guide to assessment of concrete strength in existing structures. (30th November 1981) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
90. Methods of measurement of liquid flow in open channels. Weirs and flumes. Flumes Part 4C, (30th June 1981) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (58 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗