MACMILLAN ELEMENTARY SCIENCE FILMSTRIPS.

LIGHT DUTY. See

ADAM-12. Log no. 74.

LINCOLN EMANCIPATES THE SLAVES. See

THE PRESIDENCY: DECISIONS OF DESTINY.

LIQUID FLOW ON FRACTIONATION TRAYS. Fractionation Research. 18 min., sd., color, 16 mm. Produced in association with Filmline Productions. © Fractionation Research, Inc.; 3Mar71; MP21616.

LIQUID SAMPLING. See

BASIC INFRARED SPECTROSCOPY.

THE LITTLE BLUEBIRD'S VALLEY. Coronet Instructional Films. 11 min., sd., b&w, 16 mm. © Coronet Instructional Films, a division of Esquire, Inc.; 4Jan71; MP21349.

THE LITTLE DOG'S ADVENTURES (A STORY TO FINISH) Coronet Instructional Films. 14 min., sd., b&w, 16 mm. © Coronet Instructional Films, a division of Esquire, Inc. 4Jan71; MP21353.