The phrase "addendum from" is correct and usable in written English.
It can be used when referring to an additional document or information that is provided by a specific source or author.
Example: "Please find attached the addendum from the committee regarding the new policy changes."
Alternatives: "supplement from" or "appendix from".
Addendum from the author: The world is strewn with unemployed dictators who blamed "a plot" and nameless "enemies" for their country's problems.
"Didn't you run the mass transit authority?" the man shouted, disappearing into 71st Avenue with a final, Queensian addendum from down the block.
The itinerary of thirty-five stops ranges from ancient Egypt to Vincent van Gogh, with one lonely addendum from the twentieth century, Jackson Pollock's "Autumn Rhythm".
The ruling was issued after the distribution of bound galley proofs to book reviewers, and an addendum from the book's publisher went astray.
An addendum from Ms. Birkin: "I longed to see what Brigitte Bardot really looked like very close up and try and find fault.
The private session permitted discussion of a classified addendum from the director of national intelligence analysing China's nuclear export control system and what Obama's notification called its "interactions with other countries of proliferation concern".
This effort was based on the NASA Design Reference Mission (DRM) for the human exploration of Mars [NASA Design Reference Mission (DRM) for Mars, Addendum 3.0, from the world wide web http://exploration.jsc.nasa.gov/marsref/contents.html.].
This is a mentality also at work in the "Government Sponsored Islamophobia, Addendum" post from my blog two weeks ago (about Ackerman's FBI piece) wherein I copied-and-pasted a Facebook conversation with just such a person -- "R".
Addendum to notice from yesterday.
Subjects covered in the addendum include wildlife, from badgers and bats to red squirrels and otters, flood risks and traffic management at the event.
The average time from addendum to assessment was 3 months.
