Here are some links you may find helpful in your study of 1 Corinthians 11 and your decision whether, how, and how often to cover your hair. Inclusion does not necessarily indicate endorsement of any or all views expressed in the linked-to content.
Augsburg Confession, Article 28 (Ecclesiastical Authority), par. 53-56
Headcovering Customs of the Ancient World: An Illustrated Survey
A Covered Woman YouTube Channel (While there are many women–and men–on YouTube discussing head-covering, this woman’s videos have been the most encouraging to me, and I agree most closely with her views out of any of the YouTubers, though she is Roman Catholic.)
Where to Buy
Garlands of Grace (also find them on Etsy)
A Head-covering Lutheran 