What are examples of Oral traditions and Written traditions passed down to us by the apostles?

Which ones were passed down by word of mouth, and which ones were passed down by letter?

2 Thessalonians 2:15

ESV - ¹⁵ So then, brothers, stand firm and hold to the traditions that you were taught by us, either by our spoken word or by our letter.

Clarify • Share • Report • Asked October 02 2013 • Vincent Mercado Supporter