Learning about Aquariums Author:The Pet Library Ltd The publication date is in Roman numerals and I'm not sure, but think it is 1930 (MCMLXXX). This book does not look like it is even near that old, but that is the closest I can guess. — Easy to read and easy to learn from, this highly colorful good book has been designed to fit the needs of beginners. Readers don't need any previous experience to... more » be able to understand and benefit from its step-by-step instructions and valuablespecific tips. Handsomely illustrated throughout (mostly with exciting full-color photos), this book shows as well as tells what beginners want and need to know.« less