About Jonathan
Meet Jonathan
Testimonials
Notecards – external
Jon’s Music Archive
Plein-air timelapse videos
Portraits
Portraits in Pen-and-Ink
Portraits in Color
Botanical studies in pen-and-ink
Rocks in pen-and-ink
Animals
Other commission Examples
Artwork by Category
National Parks and Monuments
Colorado Landscape
New Mexico Landscape
Japan Pen-and-ink drawings
China pen-and-ink drawings
University of Colorado Pen-and-ink drawings
Western United States
Architectural drawing examples
New Zealand Pen-and-ink
Australia pen-and-ink
Egypt Pen-and-Ink
Malaysia and Singapore Pen-and-ink
Vietnam, Cambodia, Thailand Pen-and-ink
Sierra Nevada, California
Hawaii Pen-and-ink drawings
Alaska pen-and-ink
Artwork by Year
Decade of the 2020’s
2025
2024
2023
2022
2021
2020
Decade of the 2010’s
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
Decade of the 2000’s
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
Decade of the 1990’s
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
Decade of the 1980’s
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Niwot Art Show at the Old Oak Coffeehouse, November 2022
Museum of Boulder Solo Show 2019
Murals
All Murals
Grape Arbor Mural, 2025
Heights Mural, 2023
Gene Langlois Mural, 2015
Seemanta’s Mural, 2015
Paint-By-Numbers Mural, 2015-16
Hallett Hall Mural 1993
Unity Church Mural, 1992
Creative Cafe Mural, 1992
Harvest Murals 1991-92
About Jonathan
Meet Jonathan
Testimonials
Notecards – external
Jon’s Music Archive
Plein-air timelapse videos
Portraits
Portraits in Pen-and-Ink
Portraits in Color
Botanical studies in pen-and-ink
Rocks in pen-and-ink
Animals
Other commission Examples
Artwork by Category
National Parks and Monuments
Colorado Landscape
New Mexico Landscape
Japan Pen-and-ink drawings
China pen-and-ink drawings
University of Colorado Pen-and-ink drawings
Western United States
Architectural drawing examples
New Zealand Pen-and-ink
Australia pen-and-ink
Egypt Pen-and-Ink
Malaysia and Singapore Pen-and-ink
Vietnam, Cambodia, Thailand Pen-and-ink
Sierra Nevada, California
Hawaii Pen-and-ink drawings
Alaska pen-and-ink
Artwork by Year
Decade of the 2020’s
2025
2024
2023
2022
2021
2020
Decade of the 2010’s
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
Decade of the 2000’s
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
Decade of the 1990’s
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
Decade of the 1980’s
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Niwot Art Show at the Old Oak Coffeehouse, November 2022
Museum of Boulder Solo Show 2019
Murals
All Murals
Grape Arbor Mural, 2025
Heights Mural, 2023
Gene Langlois Mural, 2015
Seemanta’s Mural, 2015
Paint-By-Numbers Mural, 2015-16
Hallett Hall Mural 1993
Unity Church Mural, 1992
Creative Cafe Mural, 1992
Harvest Murals 1991-92
1981
Turtle, pen-and-ink, 1981
Turtle, pen-and-ink, 1981
Aboriginal man smoking, 1981
Aboriginal man smoking, 1981
Biker Guy, 1981
Biker Guy, 1981
Study of Roman senators by Leonardo Da Vinci, 1981
Study of Roman senators by Leonardo Da Vinci, 1981
Biker, 1981
Biker, 1981
Guy with kid in lifejacket, 1981
Guy with kid in lifejacket, 1981
Fishmonger, 1981
Fishmonger, 1981
Man in Chair, 1981
Man in Chair, 1981
Man pointing, 1981
Man pointing, 1981
Guy with a chainsaw, 1981
Guy with a chainsaw, 1981
Man with violin, 1981
Man with violin, 1981
Native American, 1981
Native American, 1981
Man with a hat, 1981
Man with a hat, 1981
Concerned woman, 1981
Concerned woman, 1981
Depression, 1981
Depression, 1981
Tasting the meal, 1981
Tasting the meal, 1981
Dapper gentleman 1981
Dapper gentleman 1981
Uncertain, 1981
Uncertain, 1981
Leonardo study, 1981
Leonardo study, 1981
Study of Five Grotesque heads, from DaVinci, 1981
Study of Five Grotesque heads, from DaVinci, 1981
Study of two actors, 1981
Study of two actors, 1981
Guy smoking, study, 1981
Guy smoking, study, 1981
Study, 1981
Study, 1981
Three Ranchers, 1981
Three Ranchers, 1981
Vercingetorux, 1981
Vercingetorux, 1981
New Mexican Locust, 1981
New Mexican Locust, 1981
Sierra Nevada Flower, 1981
Sierra Nevada Flower, 1981
Sierra Nevada CA plant, 1981
Sierra Nevada CA plant, 1981
Alpine Willow, Sierra Nevada CA 1981
Alpine Willow, Sierra Nevada CA 1981
Sierra Nevada flower, 1981
Sierra Nevada flower, 1981
Bristlecone pine branch, Yosemite National Park, CA, 1981
Bristlecone pine branch, Yosemite National Park, CA, 1981
Rocket Ship Park, White Rock, New Mexico, 1981
Rocket Ship Park, White Rock, New Mexico, 1981
Los Alamos drainage ditch, 1981
Los Alamos drainage ditch, 1981
My Shoe, Los Alamos, 1981, drawing by Jonathan Machen
My Shoe, Los Alamos, 1981, drawing by Jonathan Machen
Poison Ivy, Salmon River, 1981, pen-and-ink
Poison Ivy, Salmon River, 1981, pen-and-ink
Mushroom, 1981, pen-and-ink
Mushroom, 1981, pen-and-ink
British Woman, study, 1981
British Woman, study, 1981
Rocket Ship Park, White Rock, 1981
Rocket Ship Park, White Rock, 1981
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