Book Shelf

MACK, John B. Montville; Haessner Publishing, Inc., Newfoundland, N.J.; 203 pages, $14.95.
Although this is primarily a history of Mack commercial trucks, “Mack” includes more than two dozen photos of fire apparatus. Interspersed with information about commercial and offthe-road vehicles, brief bits of information add up to a concise history of the fire apparatus operations of the company. The old apparatus buff will appreciate the selection of photos that show the changes in Mack fire apparatus through the years.
SCUBA RESCUE AND RECOVERY, Jim Darby and George Beardsley; Scubaventures, 7905 Berkshire Drive, Hanover Park, Ill. 60103.
This pamphlet provides basic information for scuba divers who intend to do rescue and recovery work. Illustrations show various search patterns. There is advice on cold water diving and a discussion of precautions for ice diving. Besides general operating procedures, there are chapters on underwater signals, navigation methods and recommended equipment.
A companion booklet, “Scuba Rescue and Recovery Log Book,” $2.00 from the same source, provides a means of recording activities of a diving team.