Sketchbook no133, 2012-2016

Watercolour pen and ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no138, 2014-2015

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no137, 2014

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no136, 2013-2014

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no135, 2013

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no134, 2013

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no132, 2012-2013

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no123, 2011-2013

Watercolour pen and ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no131, 2012

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no130, 2012

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no128, 2012

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no127, 2012

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no116, 2010-2012

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no126, 2011

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no125, 2011

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no124, 2011

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no122, 2011

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no121, 2010-2011

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no98, 2007-2011

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no119, 2010

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no120, 2010

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no118, 2010

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no115, 2010

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no114, 2010

Watercolour pen and ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no113, 2010

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no112, 2010

Watercolour pen and ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no102, 2008-2010

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no108, 2009

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no107, 2009

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no106, 2009

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no104, 2009

Watercolour pen and ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no103, 2009

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no88, 2006-2009

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no100, 2008

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no99, 2007-2008

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no95, 2007

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no93, 2007

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no92, 2006-2007

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no90, 2006

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no86, 2006

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no81, 2005

Colour pencil and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no80, 2005

Colour pencil and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no75, 2005

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no42, 2001-2005

Watercolour pen and ink on paper
Unique work
H43 x W30 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no72, 2004

Watercolour pen, colour pencil and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no70, 2004

Colour pencil and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no67, 2004

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no58, 2002-2004

Watercolour pen, colour pencil and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no64, 2003

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no50, 2002

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no49, 2002

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no48, 2002

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no46, 2002

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no44, 2002

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no39, 2001

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no37, 2001

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no33, 2001

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no32, 2001

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no30, 2000

Watercolour pen and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no29, 2000

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no26, 2000

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no24, 2000

Watercolour pen and ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no23, 1999-2000

Watercolour pen and ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no18, 1998-2000

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no19, 1999

Graphite pencil on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no16, 1998

Watercolour pen, colour pencil and ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no8, 1998

Ink on paper
Unique work
H16 x W11 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no10, 1997

Graphite pencil on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no5, 1996

Watercolour pen and graphite pencil on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no4, 1995-1996

Watercolour pen, graphite pencil and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no3, 1993-1995

Watercolour pen and ink on paper
Unique work
H60 x W42 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Notebook no12, 1994-1995

Graphite pencil on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no2, 1993

Watercolour pen and ink on paper
Unique work
H43 x W30 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Sketchbook no1, 1993

Watercolour pen and ink on paper
Unique work
H43 x W30 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Notebook no10, 1991

Ink on paper
Unique work
H22 x W15 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Notebook no4, 1991

Ink on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Notebook no2, 1989

Colour pencil and graphite pencil on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK

Notebook no1, 1988-1989

Graphite pencil on paper
Unique work
H30 x W22 x D2cm
Courtesy of Mark Humphrey Ltd, London, UK