I posted a story in April about my father witnessing Igor Sikorsky’s first helicopter flight. https://kelleytjansson.com/2013/04/18/non-fiction-writing-getting-the-details-right/ My father was only a kid when he witnessed the historic flight. The problem was that he did not remember the date correctly. Fortunately, history recorded the event and I was able to confirm the date via normal research. … Continue reading