Review of Theodore Bowie, The Sketchbook of Villard de Honnecourt, in Journal of the Society of Architectural Historians, vol. 19 (1960), p. 85.

"The Drapery-Rendering Technique of Villard de Honnecourt," Gesta, vol. 20/l (1981), pp. 199-206.

Review of François Bucher, Architector, The Lodge Books and Sketch Books of Medieval Architects, vol. I [Villard de Honnecourt], in Speculum, vol. 56 (1981), pp. 595-598.

Villard de Honnecourt, the Artist and His Drawings: A Critical Bibliography (Boston, 1982) [this book won the Oakland University College of Arts and Sciences Marian P.Wilson Prize in 1982].

"The Preliminary Drawing for Villard de Honnecourt's 'Sepulchre of a Saracen'," Gesta, vol. 25/1 (1986), pp. 135-138 (co-authored with Lon R. Shelby).

"Villard de Honnecourt," Dictionary of the Middle Ages, vol. 11 (New York, 1986), p. 448.

"A Note on the Bibliographic Terminology in the Portfolio of Villard de Honnecourt," Manuscripta, vol. 31 (1987), pp. 71-76.

Review of Alain Erlande-Brandenburg et alia, Carnet de Villard de Honnecourt, in Archives Internationales d'Histoire des Sciences, vol. 37 (1987), pp. 191-193.

"Codicology in the Portfolio of Villard de Honnecourt (Paris, Bibliothèque nationale, MS Fr 19093)," Scriptorium, vol. 62 (1988), pp. 20-48 (co-authored with Lon R. Shelby).

"Le 'problème' Villard de Honnecourt," Les bâtisseurs des cathédrales gothiques (Strasbourg, 1989), pp. 209-223 [commissioned for the exhibition catalogue published in connection with the XXVIIth International Congress on the History of Art].

"Roland Bechmann and Villard de Honnecourt," AVISTA Forum Journal, vol. 5/2 (1991), pp. 6-7.

"Villard de Honnecourt," International Dictionary of Architects, vol. II (Detroit, 1993), pp. 956-957.

Review of Michael V. Schwartz, "Li sepouture dun Sarrazin: Bilder von Antik bei Villard de Honnecourt," Acta Archaeologica Academiae Hungaricae, vol. 36 (1993), pp. 31-40 in AVISTA Forum Journal, vol. 11/2 (Fall 1999), pp. 15-17.

"Villard de Honnecourt," Medieval France: An Encyclopaedia (New York, 1994), p. 957.

"Villard de Honnecourt," Dictionary of Art, vol. 32 (London, 1996), pp. 569-571.

Review of Wilhelm Schrink, "War Villard de Honnecourt Analphabet?," Pierre, lumière, couleur: Études d'histoire de l'art du moyen âge en l'honneur d'Anne Prache, eds. Fabienne Joubert and Dany Sandron (Cultures et Civilizations Médiévales, 20 (Paris, 1999), pp. 213-221, in AVISTA Forum Journal, vol. 12/2 (Fall 2001), pp. 15-17.

"What's in a Name? The Portfolio of Villard de Honnecourt," AVISTA Forum Journal, vol. 12/2 (Fall 2001), pp. 14-15.

Review of Le carnet de Villard de Honnecourt: L'art et les techniques d'un constructeur gothique, commentary by Roland Bechmann (L'Oeil de l'Historien), Paris, Bibliothèque nationale de France, 2001 in Speculum, vol. 77 (2002), pp. 485-487.

"In Memoriam Jean Gimpel, 1918-1996," Villard's Legacy: Studies in Medieval Technology, Science and Art in Memory of Jean Gimpel, ed. Marie-Thérèse Zenner, AVISTA Studies in the History of Science, Technology and Art, vol. 2 (Aldershot, 2004), pp. xxiii-xxviii.

"A Note on Villard de Honnecourt and Metal," De re metallica, The Uses of Metal in the Middle Ages, ed. Robert O. Bork, AVISTA Studies in the History of Medieval Technology, Science and Art, vol. 4 (Aldershot, 2005), pp. 245-253.

"Apparitional Aesthetics: Eugène Emmanuel Viollet-le-Duc and Villard de Honnecourt," to appear in The Four Modes of Seeing: Approaches to Medieval Imagery in Honor of Madeline Harrison Caviness, Edited by Evelyn Staudinger Lane, Elizabeth Carson Pastan, Ellen M. Shortell (Aldershot, in press, publication expected early 2008).

The Portfolio of Villard de Honnecourt, in press at Ashgate Publishing, Ltd. (publication expected May 2008). This is a new, critical facsimile edition with the cover and leaves of the portfolio reproduced the same size as the originals and in color.

"An Essay on Villard de Honnecourt and the Cathedral of Cambrai,"AVISTA Forum Journal, vol. 17, 1-2 (Fall 2007), pp. 21-16.

"Thw 1858 Lassus Facsimile: The Start of It All," to appear in AVISTA Forum Journal.

"Villard de Honnecourt, Sculpture, and Antiquity," Indiana University, Bloomington, IN, 1976

"Villard de Honnecourt: Architect or Dilettante?," Society of Architectural Historians, Los Angeles, CA, 1977

"Villard de Honnecourt as Architectural Draftsman," XIIth International Congress on Medieval Studies, Kalamazoo, MI, 1977

"A New Look at the Career of Villard de Honnecourt," Wayne State University, Detroit, MI, 1977; Boston University, Boston, MA, 1978; Cleveland State University, Cleveland, OH, 1978; Ohio State University, Columbus, OH, 1978; Yale University, New Haven, CT, 1978; Wesleyan University, Middletown, CT, 1978; Cornell University, Ithaca, NY, 1979; Concordia University, Montréal, CDN, 1979; Haverford College, Haverford, PA, 1984

"Foliation in the Villard de Honnecourt Manuscript: How Many Leaves are Lost?," XIVth International Congress on Medieval Studies, Kalamazoo, MI, 1979

"The Drawing Techniques of Villard de Honnecourt," Concordia University, Montréal, CDN, 1979

"Was Villard de Honnecourt in England?," XVIth International Congress on Medieval Studies, Kalamazoo, MI, 1981

"The Portfolio of Villard de Honnecourt: A New Codicological Analysis of MS Fr 19093 in the Bibliothèque nationale in Paris," VIIIth Saint Louis Conference on Manuscript Studies, Saint Louis University, Saint Louis, MO, 1981 (presented in collaboration with Lon R. Shelby)

"Villard de Honnecourt and the Cistercians," XVIIth International Congress on Medieval Studies, Kalamazoo, MI, 1982

"Villard de Honnecourt and Medieval Architectural Drawings," National Gallery of Art, Washington, DC, 1982

"Codicology of the Portfolio of Villard de Honnecourt," The Robert Branner Forum for Medieval Art, Columbia University, New York, NY, 1984

"Modern Bibliographic Terminology in the Portfolio of Villard de Honnecourt," XXIst International Congress on Medieval Studies, Kalamazoo, MI, 1986

"Villard de Honnecourt's View of 'Others,'" Medieval Symposium, Plymouth State College, Plymouth, NH, 1990

"Villard de Honnecourt, Medieval Modelbooks, and the Spread of Style in Medieval Sculpture," Frankfurt, Germany, 1991

"Villard de Honnecourt and Hungary: What do we really know?," XXIXth International Congress on Medieval Studies, Kalamazoo, MI, 1994

"Architectural Terminology in the Portfolio of Villard de Honnecourt," XXVth Meeting of the Midwest Art History Society, Chicago, 1998

"Villard de Honnecourt, Cannabis, and Cross-dressing in Thirteenth-Century France," XXXIVth International Congress on Medieval Studies, Kalamazoo, MI, 1999 [This was a spoof presented for the Societas fontibus historiae Medii Aevi inveniendis, vulgo dicta 'The Pseudo Society']

"Villard de Honnecourt and Metal," XXXVIIth International Congress on Medieval Studies, Kalamazoo, MI, 2002

"Architectural Terminology in the Portfolio of Villard de Honnecourt," International Medieval Institute, University of Leeds, 2002

"The Portfolio of Villard de Honnecourt: Removals and Revisions," XXXth Meeting of the Midwest Art History Society, Pittsburgh, 2003

"The Odd Couple: Viollet-le-Duc and Villard de Honnecourt," College Art Association, Atlanta, 2005

"Villard de Honnecourt: Why is there so much Diversity in his Drawings?," XLIIth International Congress on Medieval Studies, Kalamazoo, MI, 2007

"The 1858 Lassus Facsimile: The Start of It All," XLIIIrd International Congress on Medieval Studies, Kalamazoo, MI, 2008