http://memory.loc.gov/cgi-bin/ampage?collId=hhphoto&fileName=pa/pa0900/pa0942/photos/browse.db&action=browse&recNum=0&title2=Jayne%20Building,%20242-244%20Chestnut%20Street,%20Philadelphia,%20Philadelphia%20County,%20PA&displayType=1&itemLink=D?hh:9:./temp/~ammem_qc88:: Jayne Building] at Historic American Buildings Survey Charles E. Peterson argued that Johnston's 129 feet building was a proto-skyscraper, and influenced the Chicago architect Louis Sullivan, who worked directly across the street from it in the office of Frank Furness.