The United States Government Manual is the official handbook of the federal government, published annually by the Office of the Federal Register and printed and distributed by the United States Government Printing Office. The first edition was issued in 1935; before the 1973/74 edition it was known as the United States Government Organization Manual.

Based on that paragraph can we conclude that this sentence is true?
The United States Government Manual published in 2020 will be 1,500 pages long.
It's impossible to say