This is a rare 1944 "My Prayer Book" for American Catholics of the Greek (Slavonic) Rite. The hardcover book was printed in Braddock, Pennsylvania, and is an original copy with no personalization. It features illustrations. The author is Rev. Julius Grigassy. The book is written in both English and Slovak languages and is a great addition to any collection of prayer books. It is a must-have for those interested in the history of American Catholicism and the Greek (Slavonic) Rite. 
It measures4 1/4" by 2 3/4".