LINKS ways to find answers
Is there a list of online visitations ?
Heralds' visitations and the College of Arms http://www.medievalgenealogy.org.uk/guide/vis.shtml
Is there an online list of standardised family names ?
Guild of One-Name Studies https://one-name.org/
Is there an online glossary for converting common latinisations ?
Google Translators
Is there an online converter of regnal, festal and Julian dates to Gregorian ?
Is there an online gazetteer of pre-1838 county boundaries ?
Is there online guidance on how to record coats of arms ?
College of Arms
England Heraldry Genealogy - FamilySearch Wiki https://www.familysearch.org/wiki/en/England_Heraldry
Wikipedia - Heraldry is the design, use, regulation, and recording of coats of arms and related emblems. Originally, coats of arms were "assumed", or designed and adopted by the persons using them. Eventually, the Crown reserved to itself the right to grant coats of arms to individuals, not families.