Dreighton Engineering Group receives royalties on a technical manual written by two of its engineers and sold to William B. Irving Publishing, Inc. Royalties are 10% of net sales, receivable on October 1 for sales in January through June and on April 1 for sales in July through December of the prior year. Sales of the manual began in July 2015, and Dreighton accrued royalty revenue of $35,000 at December 31, 2015, as follows:

Receivableroyalty revenue	35,000
Royalty revenue		35,000

Dreighton received royalties of $41,000 on April 1, 2016, and $45,000 on October 1, 2016. Irving indicated to Dreighton on December 31 that book sales subject to royalties for the second half of 2016 are expected to be $550,000.

Required:

1.	Prepare any necessary journal entry related to royalty revenue and adjustment if any made to retained earnings or the 2015 financial statements. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.)
	1. Record collection of royalties. 2. Record collection of royalties. 3. Record year end adjustment for royalties. 4. Prepare any necessary journal entry to adjust retained earnings or the 2015 financial statements.