19720301,"141","3","5","ALASKA'S TUNDRA PLANTS & ANIM." 
19740301,"145","3","5","ALGAE" 
19720601,"141","6","5","APPLE TREE WORLD" 
19801001,"158","4","5","BAMBOO: THE GIANT GRASS" 
19810301,"159","3","5","COFFEE :THE BONANZA BEAN" 
19761001,"150","4","5","FLORIDA'S PLANTS: STRANGE" 
19680501,"133","5","5","FLOWER SEED GROWERS" 
19670101,"131","1","5","FLOWERS THAT SAY  ALOHA" 
19761201,"150","6","5","FLOWERS: WILD OF AUSTRALIA" 
19580901,"114","3","5","FLOWERS:PRESERVING BLOSSOMS" 
19580601,"113","6","5","FOREST :RAIN" 
19800501,"157","5","5","FORESTRY GAMBLE - JARI" 
19830101,"163","1","5","FORESTS: RAIN" 
19820901,"162","3","5","FORESTS: USE AND ABUSE"
19651001,"128","4","5","FUNGI" 
19570501,"111","5","5","GARDENS" 
19590801,"116","2","5","GIANT SEQUOIAS CALIFORNIA" 
19830301,"163","3","5","HERBS FOR ALL SEASONS" 
19810501,"159","5","5","HERITAGE CROPS: NEW HARVESTS" 
19590501,"115","5","5","IRIS GARDEN IN CONCORD  MASS." 
19800901,"158","3","5","KELP FOREST UNDERSEA'S" 
19720801,"142","2","5","KELP: GIANT" 
19800101,"157","1","5","LILY-PAD WORLD" 
19640501,"125","5","5","MALAYSIA'S GIANT FLOWERS" 
19770501,"151","5","5","MANGROVE TREE" 
19740901,"146","3","5","NATURE'S PHARMACY" 
19710401,"139","4","5","ORCHIDS" 
19580301,"113","3","5","PINE:BRISTLECONE-OLDEST TREE" 
19610501,"119","5","5","PLANTS THAT EAT INSECTS" 
19750301,"147","3","5","PLANTS:HIDDEN WORLDS" 
19761001,"150","4","5","PLANTS:STRANGE&NEW IN FLORIDA" 
19820501,"161","5","5","POTATO" 
19570601,"111","6","5","RHODODENDRONS" 
19720801,"142","2","5","ROSE: NEW ALL AMERICAN" 
19810701,"160","1","5","SLIME MOLD-THE FUNGUS WALKS" 
19640701,"126","1","5","TREE: WORLD'S TALLEST" 
19680901,"134","3","5","TREES OF STONE AGE BRAZIL" 
19571001,"112","4","5","TREES OF THE SOUTHERN U.S." 
19780501,"153","5","5","TULIPS" 
19720701,"142","1","5","WILD FOOD ON A DESERT ISLE" 
19730801,"144","2","5","WILD FOOD: STALKING"