This is a 1954 hard board bound Whitman book "The Bobbsey Twins At The Seashore" by Laura Lee Hope. The illustrations are done by Janet Laura Scott.
This book has cover wear and the cover is coming loose from the pages, has a name in the front, and has yellowed pages. It measures 7.75" x 5.5". The book has 282 pages and is still a wonderful story to read!