It appears that you have another backup process running daily.  This could be a SAN based backup using VSS as it is being recorded in the backup tables.  This is...

Also, the author did say that this is just one solution.  And the article also stated that the requirement was for sales on the last day of each month.

Could you post the complete VIEW definition (i.e. the CREATE VIEW statement).

I am in.

And now the image is visible.

How about this:

DECLARE @TestTab TABLE(TableName NVARCHAR(128));
INSERT INTO @TestTab
VALUES ('ANNOTATION21DDDF2855CB40F689CF3466208EE0F5')
   ,('ANNOTATION21DDDF2855CB40F689CF3466208EE0F5AUDIT')
   ,('ANNOTATION287BFAD3E8494CE6897D3A735955260D')
   ,('ANNOTATION287BFAD3E8494CE6897D3A735955260DAUDIT')
   ,('ANNOTATION31F7028741B44CB097A4C5BA30C0525A')
   ,('ANNOTATION31F70B87B1B44CB09DA4C5BA30C05C5A');

SELECT
*
FROM
...

Why not post the DDL (CREATE TABLE statement) for the tables, some sample date (not production data) for the tables as INSERT INTO statements, and the code you are running...