About
About
Music Recordings
Recent Recordings
Songs by Jon A-C
Songs by Jon D-G
Songs by Jon H-L
Songs by Jon M-O
Songs by Jon P-S
Songs by Jon T-Z
Waiting at the Bus Stop with Yang
Jon’s Kid Album
Ephemuet
Blog
See past commissions
Notecards and Prints
Testimonials
Plein-air timelapse videos
Portraits, Botanical, Rocks
Portraits in Pen-and-Ink
Portraits in Color
Botanical Studies
Rocks in pen-and-ink
Animals
Landscape by Region
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
Boulder Colorado
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
2026
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
About
Music Recordings
Recent Recordings
Songs by Jon A-C
Songs by Jon D-G
Songs by Jon H-L
Songs by Jon M-O
Songs by Jon P-S
Songs by Jon T-Z
Waiting at the Bus Stop with Yang
Jon’s Kid Album
Ephemuet
Blog
See past commissions
Notecards and Prints
Testimonials
Plein-air timelapse videos
Portraits, Botanical, Rocks
Portraits in Pen-and-Ink
Portraits in Color
Botanical Studies
Rocks in pen-and-ink
Animals
Landscape by Region
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
Boulder Colorado
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
2026
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
1991
Drawings from 1991
jump back to 1990
jump ahead to 1992
Guaje Pines Cemetery, Los Alamos, 1991
Guaje Pines Cemetery, Los Alamos, 1991
Boulder Bike Path, 1991
Boulder Bike Path, 1991
Top of I Don't Care, Pajarato ski area, Los Alamos, 1991
Top of I Don't Care, Pajarato ski area, Los Alamos, 1991
Marshall Mesa panorama by Jonathan Machen, pencil, 1991
Marshall Mesa panorama by Jonathan Machen, pencil, 1991
Commission for Vern, 1991
Commission for Vern, 1991
Concrete blocks, East Boulder, 1991
Concrete blocks, East Boulder, 1991
Valmont Dike and rocks, 1991
Valmont Dike and rocks, 1991
Tree, East Boulder, 1991
Tree, East Boulder, 1991
Boulder Canyon, 1991
Boulder Canyon, 1991
Flagstaff mountain road, 1991
Flagstaff mountain road, 1991
Overpass, Boulder, 1991
Overpass, Boulder, 1991
Telluride, 1991
Telluride, 1991
Rock Shadow, Boulder Canyon, 1991
Rock Shadow, Boulder Canyon, 1991
Petunas, Boulder, 1991
Petunas, Boulder, 1991
Boulder County forest, 1991
Boulder County forest, 1991
Road to the Cemetery, Los Alamos, 1991
Road to the Cemetery, Los Alamos, 1991
Historic Church, 2241 17th St., Boulder, 1991
Historic Church, 2241 17th St., Boulder, 1991
Pueblo Canyon from the Anderson Overlook, Los Alamos, NM, 1991
Pueblo Canyon from the Anderson Overlook, Los Alamos, NM, 1991
Georgia O'Keefe, 1991
Georgia O'Keefe, 1991
Boulder Courthouse, 1991
Boulder Courthouse, 1991
Pueblo Canyon, Los Alamos, NM. 1991
Pueblo Canyon, Los Alamos, NM. 1991
Harvest Mural, north wall, commission 991
Harvest Mural, north wall, commission 991
Harvest Mural detail with Englemann Spruce cone, 1991
Harvest Mural detail with Englemann Spruce cone, 1991
Harvest Mural detail with Ponderosa pine cone, 1991
Harvest Mural detail with Ponderosa pine cone, 1991
Harvest Mural detail with Pinon pine cone, 1991
Harvest Mural detail with Pinon pine cone, 1991
Harvest Restaurant Murals, Boulder, 1991-1992
Harvest Restaurant Murals, Boulder, 1991-1992
Harvest Mural, detail, circle #5, 1991
Harvest Mural, detail, circle #5, 1991
Harvest Mural, detail, circle #4, 1991
Harvest Mural, detail, circle #4, 1991
Harvest Mural, detail, circle #3, 1991
Harvest Mural, detail, circle #3, 1991
Harvest Mural, detail, circle #2, 1991
Harvest Mural, detail, circle #2, 1991
Harvest Mural, detail, circle #1, 1991
Harvest Mural, detail, circle #1, 1991
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