Since publication of The Frank Lloyd Wright Companion in the fall of 1993, there have been changes which the University of Chicago considers minor but which some Wrightians might consider significant. Here is a listing of the changes by printing together with possible changes for the next, sixth printing ( possibly second edition). "3rd Ed. Catalog" refers to The Architecture of Frank Lloyd Wright, a complete catalog, 3rd edition, published in November 2003.

Printing 2 1993

S.110 Inverted living room photo

Printing 4 1994

S.009 Replaced WAS's exterior photo with historic photo

S.048 Replaced Wil Hasbrouck's exterior photo with more recent WAS photo

S.061 Redid plans; added basement. Redid first floor to correct as-built. Removed east and west roofs from second floor to conform plan to first floor. Third floor remains unchanged. Plan of pergola revised to first floor requirements.

S.073 Added two interior photos. Reduced size of plan.

S.094 Replaced photo with recent photo

S.114 Replaced contemporary photo with historic photo.

p.137 American box vs. Wright's cube sidebar moved; to p.140, replaced with full plan of Coonley site.

p.140 American box moved here. Frank Lloyd Wrights arrangement of tripartite space in his public buildings sidebar moved to p.143.

S.143 original listing (Horseshoe Inn) deleted. Replaced with photo and text for Observation Platform for the Island Woolen Mills. Wright's tripartite sidebar placed here.

S.188 Replaced both plans with corrected as-built plans

S.348 Replaced Wetmore Auto Service Station listing with Frank Lloyd Wright Field Office listing including text and plan for the latter

Printing 5 1995

S.015 Replaced photo with recent photo of repainted structure

S.023 Replaced photo with recent photo of altered exterior

S.040 Replaced exterior photo with recent photo of repainted structure

S.204.5 Wilbur Wynant, Gary, Indiana and S.204.6 Charles Heisen, Villa Park, Illinois added with text alterations and photos. Plan of first floor Heisen added. Hyde and Meier plans combined as follows; first floor Hyde with variant wall treatment of Meierm and second floor Meier with Hyde variant.

Possible items for Printing 6

S.020 Replace exterior photo (Need better one than is in Catalog)

S.042 Replace exterior photo with that used in 3rd ed. Catalog

S.049 Replace photo with that used in 3rd ed. Catalog

S.087 Replace photo with that used in 3rd ed. Catalog

S.100 Need to replace exterior photo with view of restored building

S.102 Add photo used in 3rd ed. Catalog

S.143 Replace with alternate photo used in 3rd ed. Catalog

S.178 Replace photo with that used in 3rd ed. Catalog

S.203.3 Name change to Ida and Grace McElwain Residence. Alter text to identify

S.204.5 Replace photo with later photo used in 3rd ed. Catalog

S.212 Replace exterior photo with later photo used in 3rd ed. Catalog

S.219 p.226 Replace drawing with hydroelectric photo used in 3rd ed. Catalog

S.220 Add photo used in 3rd ed. Catalog

S.223 Add drawing used in 3rd ed. Catalog

S.356 Replace photo with "cleaned" photo used in 3rd ed. Catalog

S.365 Replace plans with corrected as-built from 2003

S.384 Replace interior photo with SAH Houston Conference visit photo

S.419 Add note about move of Gordon to new location. Change index address

S.429 Replaced exterior photo with cleaner view

S.432 Remove final sentence