| * Frank Lohan, ''Pen & Ink Techniques'', Contemporary Books, [[1978]], ISBN 0-8092-7438-8. | | * Frank Lohan, ''Pen & Ink Techniques'', Contemporary Books, [[1978]], ISBN 0-8092-7438-8. |
| * World Book, Inc. ''The World Book Encyclopedia Volume 5'', [[1988]], ISBN 0-7166-0089-7. | | * World Book, Inc. ''The World Book Encyclopedia Volume 5'', [[1988]], ISBN 0-7166-0089-7. |
− | * Bodley Gallery (New York, N.Y.) [http://www.worldcatlibraries.org/oclc/37498294&referer]''Modern master drawings [[1971]] : [exhibition] February 16-March 6, 1971''] (Published: [[New York, N.Y.]], [[Bodley Gallery]], [[1971]]) [exhibition catalogue; drawings by [[Paul Klee|Klee]], [[Fernand Léger|Léger]], [[Henri Matisse|Matisse]], [[Pablo Picasso|Picasso]], and others] OCLC: 37498294 | + | * Bodley Gallery (New York, N.Y.) [https://www.worldcatlibraries.org/oclc/37498294&referer]''Modern master drawings [[1971]] : [exhibition] February 16-March 6, 1971''] (Published: [[New York, N.Y.]], [[Bodley Gallery]], [[1971]]) [exhibition catalogue; drawings by [[Paul Klee|Klee]], [[Fernand Léger|Léger]], [[Henri Matisse|Matisse]], [[Pablo Picasso|Picasso]], and others] OCLC: 37498294 |