Google Spreadsheets QUERY() to combine multiple sheets, same workbook

Question

Goal: I\'m using QUERY() in gSheets to combine data from multiple sheets in the same workbook. The data is an extract from GA broken down into small segments to

Answer 1

Figured out to how sort by column using the formula above:

=SORT(QUERY({'LandingPages-Oct1'!A16:F; 'LandingPages-Oct2'!A16:F}, "where Col1 <>''"),1,TRUE)

This will sort by column 1.