How to Write Codes and Send Secret Messages
| Author | : John Peterson |
| Publisher | : Scholastic |
| Total Pages | : 68 |
| Release | : 1970 |
| ISBN-10 | : 0590026062 |
| ISBN-13 | : 9780590026062 |
| Rating | : 4/5 (62 Downloads) |
Book Synopsis How to Write Codes and Send Secret Messages by : John Peterson
Download or read book How to Write Codes and Send Secret Messages written by John Peterson and published by Scholastic. This book was released on 1970 with total page 68 pages. Available in PDF, EPUB and Kindle. Book excerpt: Explains how to write and decipher space codes, hidden word codes, and alphabet codes and gives formulas for invisible ink. Includes suggestions for delivering coded messages.
