New, unused item. Very easy to understand and convenient as an introductory guide! Illustrated Sequence Control Textbook - Introductory Edition - Revised 4th Edition. Price: 3,300 yen. The photos of the spread are to show the easy-to-understand content with photos, illustrations, and color-coding, but I used the same ones I have, so the item you will receive is new and unused. I have stored it carefully indoors at home, but please bid only if you understand that there may be slight scratches from storage. I will take measures to protect it from rain before shipping. Stored and very easy to understand and convenient as an introductory guide! Illustrated Sequence Control Textbook - Introductory Edition - Revised 4th Edition By Shoji Ohama Explains with illustrations and diagrams on every page, a long-selling introductory book on sequence control! This book is an introductory book that explains the basics of sequence control using illustrations and diagrams on every page. The original edition of this book was published in 1971, and since then, it has been read by hundreds of thousands of people as a self-study book for the basics of sequence control and as a textbook for on-site training. The features of this book are: (1) Terminology explained using illustrations (2) Step-by-step explanation of how to draw sequence diagrams (3) Explanation of sequence control devices using wiring diagrams (4) Sequence of operations illustrated in a slide format (5) Operation circuits illustrated with colored arrows, etc.