Day & Zimmermann (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Day & Zimmermann" in English language version.

refsWebsite
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afsc.org

bizjournals.com

dayzim.com

  • "Company Profile".
  • "History". Day & Zimmerman. Retrieved November 2, 2022.

dsca.mil

forbes.com

fpds.gov

hathitrust.org

babel.hathitrust.org

  • Engineering magazine, "Charles Day," Engineering magazine. v.39 1910 Apr-Sep. p. 7; Section: The publisher's announcement, Authors and papers for september 1910.

usaspending.gov