The Paint Detective
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Transcript of The Paint Detective
The Paint DetectivePatrick Baty
Sampling
Small samples are taken from each of the elements
The best of the samples are selected and placed in moulds with
a label to identify them
The paint flakes are placed in half-filled moulds. Quick-setting resin is poured
over them, and they are left to harden.
Cross Sections
Cross Sections
When the resin has set the block is cut through and polished
Microscopy
Examination is carried out using different microscopes
Paint Analysis
A series of green schemes found on a garden door on a Scottish estate
A few grains of pigment are spread on a glass slide and examined under a polarising microscope
Pigment Analysis
Typical shapes of pigment particles
Scanning Electron Microscope
Benjamin Franklin House
Gwydyr House
Railings
Simple Tricky!
Spencer House
Projects range from the sublime ….
Spencer House - Painted Room
James Stuart’s Design - 1759
Spencer House - Painted Room
Cross Section
Note how the recent layers are much darker than the early ones
Existing scheme
PlasterFirst scheme
Spencer House - Painted RoomGilding
ExistingOriginal
RAF Bicester
Wartime Bomber Station
Documentary Evidence
British Standard 381C: 1931
Albany
The aim of the project often varies
Hampton Court – Privy Garden
1702
1990
Tijou Screen
1975Cross Section
Hampton Court 1995
Tijou Screen
To Gild or Not?
Six months later
Initial compromise
Hammersmith Bridge
Useful Training for a Paint Analyst
Sampling
From Top….. …to Bottom
Location of Gilding
Temple Newsam
Picture Gallery before project
Red or Green Flock?
Temple Newsam - Green Flock
Fragment embedded in primer
Finished appearance
Uppark - Saloon
Just three schemes
Repton Bookcase 1814
1
2
3
Uppark - Little Parlour
Fowler-applied
Chimneypiece Cross-Section
Goodwood
Evidence of something underneath
Goodwood - Scagliola Revealed
Painters’ names
Egyptian Dining Room
1947 19031970
Original Paintwork
Unpainted plaster
Tapestry Drawing Room ceiling
Early Texts
Whittock, Tingry and HayJohn Smith
Handel House Museum
First View
Exterior
Attic Panelling
Red oxide in size primer
Original Door
Early browns
Handel House - Completed
Newhailes
Dining Room
Fine Green
The colourman who supplied the paint
Newhailes - Dining Room
1740s & 1870s Schemes
1870s scheme on sashes
French Ultramarine
Newhailes – Alcove Bedroom
Five schemes
Holmwood House
Alexander “Greek” Thompson
Exposed Stencilling
Entrance Hall – fifth scheme Landing – third scheme
Elaborate Decoration
Gilded Stencil Detail
Gilding
Plaster
Red
Green
Scope for Confusion
Green on Red Stencil Red on Green Stencil
A Wiltshire House - Saloon
Chimneypiece Exposed purple on ceiling
For more information on what I do:
www.colourman.com
By Appointment toHer Majesty The Queen
Architectural Paint SpecialistsPapers and Paints Ltd