See: https://books.google.com/books?id=HXDkCoqMiVIC&pg=PP399&dq=IDE+hard+disk+interface+1989&hl=en&sa=X&ved=0ahUKEwj01P2UmdPWAhUJhlQKHTBVD9IQ6AEILTAB#v=snippet&q=IDE%20hard%20disk%20interface%201989&f=true
For a CompuAdd 1989 ad that offers a dual IDE hard disk interface on their motherboards. I didn't even bother searching 1900 issues. I remember getting the Wren III and reading in the manual "ATA" and my reaction was "Wuzzat? Oh, they mean IDE." --Chuck