Lin for the Vinometer:
https://www.amazon.com/Northern-Brewer-Vinometer/dp/B006O2E658/ref=sr_1_1?crid=27W4WDU9ASX3A&keywords=vinometer+for+alcohol&qid=1574278188&sprefix=vinometer%2Caps%2C161&sr=8-1
Jesse from Still it:
https://www.youtube.com/channel/UCThY8lOKKkVDd9HVBT59zCg
Bearded and Bored:
https://www.youtube.com/channel/UCeV6Yuzb5M-ak6dPzTE3grg
This channel is designed to offer insight and background on the science, art and practice of making alcohol based products at home.
