The following images comprise the work displayed in Jon’s Solo Museum of Boulder show, “Boulder Through the Decades” August-September 2019; 2205 Broadway, Boulder CO 80302, www.museumofboulder.org

Rocks, 1988

Rocks, 1988

Boulder Theater, 2019, Oil on Panel

Boulder Theater, 2019, Oil on Panel

Chautauqua Auditorium, Boulder, 2016

Chautauqua Auditorium, Boulder, 2016

Museum of Boulder and the First Congregational Church, 2019, pencil, chalk and pen

Museum of Boulder and the First Congregational Church, 2019, pencil, chalk and pen

Fox-Theater and Tulagis, Boulder, 2019, Oil on Panel

Fox-Theater and Tulagis, Boulder, 2019, Oil on Panel

Open Studios Painting, 2016, Oil on Panel

Open Studios Painting, 2016, Oil on Panel

Boulder Cafe, 2019, Oil on Panel

Boulder Cafe, 2019, Oil on Panel

Fiske Planetarium, University of Colorado, 2013

Fiske Planetarium, University of Colorado, 2013

Dushanbe Teahouse 2013

Dushanbe Teahouse 2013

Duahanbe Teahouse 2012

Duahanbe Teahouse 2012

Underpass, Broadway and College Avenue, University of Colorado, 1997

Underpass, Broadway and College Avenue, University of Colorado, 1997

Fourmile Canyon House, Oil, 2018

Fourmile Canyon House, Oil, 2018

Boulder Library interior, 2019, pencil, chalk and pen

Boulder Library interior, 2019, pencil, chalk and pen

29th St. Mall with Folsom Stadium, 2013

29th St. Mall with Folsom Stadium, 2013

East Boulder Recreation center, Boulder, 2019, pencil, chalk and pen

East Boulder Recreation center, Boulder, 2019, pencil, chalk and pen

Snow in Fourmile Canyon, Oil, 2018

Snow in Fourmile Canyon, Oil, 2018

Pasta Jay's Boulder, 2019, pencil, chalk and pen

Pasta Jay's Boulder, 2019, pencil, chalk and pen

Boulder Bike Path - Elmers Two-Mile 2017, pen-and-ink and watercolor

Boulder Bike Path - Elmers Two-Mile 2017, pen-and-ink and watercolor

Boulder Bike Path, 1991

Boulder Bike Path, 1991

North Boulder Recreation Center, Boulder, 2019, pencil, chalk and pen

North Boulder Recreation Center, Boulder, 2019, pencil, chalk and pen

Southern Sun Brewpub, Boulder, 2019

Southern Sun Brewpub, Boulder, 2019

Datura, 2016, oil on canvas

Datura, 2016, oil on canvas

Boulder Bandshell, 1990 pen-and-ink

Boulder Bandshell, 1990 pen-and-ink

Boulder Bandshell, 2014

Boulder Bandshell, 2014

Rob's Tractor, Oil, 2016

Rob's Tractor, Oil, 2016

Casey Middle School, Boulder, 1998

Casey Middle School, Boulder, 1998

Casey Middle School, Boulder 2014

Casey Middle School, Boulder 2014

Boulder County forest, 1991

Boulder County forest, 1991

University Club, University of Colorado, 1996

University Club, University of Colorado, 1996

National Center for Atmospheric Research 2000

National Center for Atmospheric Research 2000

Chautauqua Auditorium, Boulder, 1996

Chautauqua Auditorium, Boulder, 1996

Laughing Goat Cafe, Boulder, 2014

Laughing Goat Cafe, Boulder, 2014

Boulder Courthouse, 1991, pen-and-ink by Jonathan Machen

Boulder Courthouse, 1991, pen-and-ink by Jonathan Machen

Boulder County Courthouse, 2016

Boulder County Courthouse, 2016

Old Church, 2241 17th St., Boulder , 1991, acrylic on paper.

Old Church, 2241 17th St., Boulder , 1991, acrylic on paper.

Ras Kassas Restaurant, Boulder, 2015

Ras Kassas Restaurant, Boulder, 2015

Pumpkins, 2016, Oil on canvas

Pumpkins, 2016, Oil on canvas

Niwot Colorado_Fire cart 11-28-18

Niwot Colorado_Fire cart 11-28-18

Arnett-Fullen House, Boulder, 2014.

Arnett-Fullen House, Boulder, 2014.

Cow mural on 4th St. Boulder, 2014

Cow mural on 4th St. Boulder, 2014

Boulder Canyon, 1991

Boulder Canyon, 1991

Bridge under Broadway, Boulder, 1996

Bridge under Broadway, Boulder, 1996

Boulder Library in Snow, 1997

Boulder Library in Snow, 1997

Fourmile Canyon house from above, 2015, pen-and-ink and watercolor

Fourmile Canyon house from above, 2015, pen-and-ink and watercolor

Kids and Rats , 2019, Oil on Canvas

Kids and Rats , 2019, Oil on Canvas

Unite with Love, 2017, Oil, 48"X30", available, $1800

Unite with Love, 2017, Oil, 48"X30", available, $1800