The museum environment /

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Bibliographic Details
Main Author: Thomson, Garry.
Format: Book
Language:English
Published: London ; Boston : Butterworths, in association with the International Institute for Conservation of Historic and Artistic Works, 1986.
Edition:2nd ed.
Series:Butterworths series in conservation and museology
Subjects and Genres:
Online Access:Table of contents
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Table of Contents:
  • Light Part I Surface deterioration
  • Light and heat energy
  • The spectrum
  • The basic light sources
  • Colours and materials which change
  • Damage caused by UV and visible radiation
  • UV radiation and how to deal with it
  • Measuring UV and visible radiation
  • The reciprocity law
  • Controlling visible radiation
  • Reducing illuminance
  • 50 lux
  • artificial light
  • Diffusion of light
  • 200 lux
  • daylight and artificial light
  • Conservation lighting specifications
  • Treatment of windows
  • Angle at which light falls on exhibits
  • Reducing time of exposure
  • A suite of exhibition rooms
  • Heat
  • Control of temperaturet S
  • Lighting for professional photography, television
  • and restoration
  • Electronic flash
  • Colour rendering
  • The measurement of colour
  • The lighting situation and the process of seeing
  • Humidity Part I The importance of humidity
  • Measuring the humidity in the air
  • The wet-and-dry-bulb hygrometer
  • Electronic hygrometers
  • Non-mechanical hygrometers
  • linderstanding the hygrometric chart
  • Response of museum material to RH
  • Best RH for moisture-containing absorbent materials
  • Climate inside anld outside the museum
  • Condensation and the dew point
  • Humidity control
  • RH control in a room
  • The humidistat
  • Humidifying equipment
  • Dehumidifying equipment
  • Room RH control: maintenance and air circulation
  • Packaged air-conditioning units
  • Ducted air conditioning
  • RH control in a closed case
  • buffers
  • Silica gel in packing cases
  • Exhibition cases
  • The buffered case: towards a practical solution
  • RH control in a closed case
  • use of salts
  • Mechanical RH stabilisation in cases
  • Future development of exhibition case stabilisation
  • RH is often a matter of compromise
  • Historic buildings closed in winter and churches
  • Improvisation and RH control
  • Humidity control in archaeology
  • Air Pollution Part I The problem
  • Particulates
  • Particulate concentrations today
  • New concrete buildings
  • Removal of particulates
  • Electrostatic precipitators (electro-filters)
  • Gaseous pollution
  • Sulphur dioxide (SO2)
  • Damage.caused by sulphur dioxide
  • Glass and sulphur dioxide
  • Effects of sulphur dioxide on lichens and mosses
  • Ozone
  • Effects of ozone
  • Nitrogen oxides
  • Effects of nitrogen dioxide
  • Levels of ozone and nitrogen dioxide likely to be
  • encountered
  • Chlorides
  • Pollution through storage conditions
  • Removal of gaseous pollutants
  • Fire extinguishers
  • Sound and vibration
  • Light Part II Spectral curves
  • Sun and sky
  • Lamps and control equipment
  • Measuring UV
  • Luminous efficiency and the light meter
  • Some basic light units
  • Visual performance
  • Luminance and subjective brightness
  • The Blue Wool standards
  • Damage versus wavelength
  • Heat radiated from light sources
  • Activation energy
  • The primary photochemical reaction
  • Placing a colour on the CIE Chromaticity Chart
  • The colour rendering calculation
  • Colour rendering and the black body convention
  • Choosing a fluorescent lamp
  • Dimming
  • Humidity Part II The standard hygrometric (psychrometric) chart
  • The classical air-conditioning operation
  • A museum air-conditioning system
  • Control
  • Heating and cooling loads
  • Sensors
  • External design conditions
  • Dimensional changes caused by RH variation
  • Outdoor climate and response of objects indoors
  • Does constant RH keep dimensions unchanged at all
  • temperatures?
  • Effect of people on RH and temperature
  • Use of the air moisture-content scale
  • The closed and buffered museum case
  • Hygrometric half-time
  • Materials useful as buffers, .
  • Penetration of oxygen and water vapour through
  • plastic films
  • Air Pollution Part II Plotting the size distribution of particulates
  • Choice of particulate filter
  • Efficiency of activated carbon filters
  • Room air cleaners
  • Measuring concentrations of pollutants in museums
  • The fate of sulphur dioxide in the atmosphere
  • The formation of ozone
  • Computers in environment control
  • Data logging
  • Future trends in environmental control
  • Appendix: Summary of specifications
  • References
  • Index. hfbf.