Last updated on March 21st, 2022
References:
- https://en.wikipedia.org/wiki/Ohio
- https://en.wikipedia.org/wiki/List_of_Presidents_of_the_United_States_by_home_state
- http://www.sheppardsoftware.com/usaweb/snapshot/Ohio.htm
- https://www.history.com/news/ask-history/which-u-s-states-have-produced-the-most-presidents
- https://en.wikipedia.org/wiki/Goodyear_Tire_and_Rubber_Company
- https://en.wikipedia.org/wiki/Akron,_Ohio
- https://www.britannica.com/place/Ohio-state#ref280933
- https://www.infoplease.com/us/states/ohio
- https://www.history.com/this-day-in-history/first-electric-traffic-signal-installed
- http://www.wright-brothers.org/History_Wing/Wright_Story/Wright_Story_Intro/Wright_Story_Intro.htm
- https://www.insure.com/car-insurance/car-insurance-rates.html
- https://stateofobesity.org/adult-obesity/
- http://www.nwoems.com/ambulance
- https://en.wikipedia.org/wiki/History_of_the_ambulance
- https://en.wikipedia.org/wiki/William_Henry_Harrison
- https://en.wikipedia.org/wiki/DeHart_Hubbard
- http://www.ohiohistorycentral.org/w/Ohio
- https://en.wikipedia.org/wiki/James_Ritty
- http://www.chillicothe.com/history.html
- http://www.cleveland.com/datacentral/index.ssf/2017/02/vinton_county_by_the_numbers.html
- http://guardianlv.com/2013/09/ohio-the-heart-of-it-all/
- http://amishamerica.com/top-10-states-amish-population-2017/
- http://www.ohiohistorycentral.org/w/New_Straitsville_Mine_Fire
- https://www.history.com/this-day-in-history/national-league-of-baseball-is-founded
- https://www.sos.state.oh.us/profile-ohio/people/ohio-astronauts/#gref
- https://en.wikipedia.org/wiki/Asa_Long
- https://www.encyclopedia.com/places/united-states-and-canada/us-political-geography/dayton
- https://www.thehenryford.org/collections-and-research/digital-collections/expert-sets/10252/
- https://www.livescience.com/57231-who-invented-the-traffic-light.html
- https://www.thoughtco.com/history-of-gas-masks-1991844
- https://www.columbus.gov/uploadedfiles/Business_Development/500_mile_radius_2011.pdf
- https://www.britannica.com/place/Ohio-River
- http://theohioriver.com/ohio-river-facts/
- https://curiosity.com/topics/that-time-some-woodpeckers-shut-down-a-nasa-space-shuttle-launch-curiosity/
- https://www.nasa.gov/centers/glenn/about/bios/ohio_astronauts_fun_facts.html
- http://amishamerica.com/12-largest-amish-communities-2017/
- https://www.daytondailynews.com/news/ohio-farmers-face-tough-economic-conditions-amid-trade-war-crossfire/Ee4t0ynfNHyKKOjTNDPabK/
- https://www.wendys.com/wendys-story
- https://www.history.com/news/the-21-year-old-college-student-who-designed-the-vietnam-memorial
- http://time.com/4788672/mary-jane-patterson-history/
- https://www.khanacademy.org/humanities/ap-art-history/indigenous-americas/a/fort-ancient-culture-great-serpent-mound