Couldn't find the PDFs, but as you mention they are still in the magazine, so you could just grab those pages. The magazine is available online. Pages 112-115. It looks like it will let you download just those pages into a PDF.

December 2016 Edition:
http://edition.pagesuite.com/html5/reader/production/default.aspx?pubname=&edid=b1907086-e394-4c71-b9ef-763fe21fa34e

General Link to all editions:
http://www.ink-live.com/emagazines/h...nited-airlines