Categories English Tetrads Sequential Code in Tetrads Post author By xeduarda Post date April 13, 2014 The underlying sequential code in 5000 years and 142 tetrads Tags history, tetrads
Categories English Tetrads Tetrads by Periods Post author By xeduarda Post date April 5, 2014 All the tetrads in the last 5000 years Tags eclipses, history