Do not double the final T
The man was acting in a hypocritical fashion when, after scolding his son for eating too much ice cream, continued to eat a large bowl of ice cream himself.
If you are working on a research project in which you must present a short documentary film about the history of your family, the source that would be considered most credible for this project is hand-written letters from your great-great grandmother about her immigration.
You will get the most information from her letters.
