Adv In Research 001 A Piece Of Silk
Adv In Research 002 Fight Against Fire
Adv In Research 003 The King Of Ice
Adv In Research 004 And Then The Night
Adv In Research 005 I Scream, You Scream
Adv In Research 006 Yesterday's Secret Weapon
Adv In Research 007 Mariah Coventry
Adv In Research 008 The Man Who Found A Continent
Adv In Research 009 The Immigrant Inventor
Adv In Research 010 Dirty Hands
Adv In Research 013 Victory In The Desert
Adv In Research 015 The Rescue Of Fitzroy Square
Adv In Research 095 Eyes & Ears For Millions Pt 1
Adv In Research 096 Eyes & Ears For Millions Pt 2
Adv In Research 173 G Westinghouse
Adv In Research 180 Electronics In Communication
Adv In Research 181 Electronics In Transportation
Adv In Research 184 King Of Clocks
Adv In Research 185 Rudolph Diesel
Adv In Research 186 Charles King, Automobiles
Adv In Research 187 Joseph Jenks
Adv In Research 188 The Typewriter
Adv In Research 189 Science In Recreation
Adv In Research 190 Metal Eggs, The A Bomb
Adv In Research 191 Birth Of The Balloon
Adv In Research 193 461001 Rails For America
Adv In Research 194 Dynamite
Adv In Research 195 Sofar
Adv In Research 196 Manmade Hurricane
Adv In Research 197 Oil From Shale
Adv In Research 198 Cash Register
Adv In Research 199 Uncle Sams' Attic
Adv In Research 200 Toothpowder Mountain
Adv In Research 201 Gustave Dalen
Adv In Research 202 Sting Of Death
Adv In Research 203 The Bell Tolls
Adv In Research 206 Time
Adv In Research 207 Wedgwood
Adv In Research 208 The Plague Conquerer
Adv In Research 209 Man Of Destiny
Adv In Research 210 The Rain Wizard
Adv In Research 211 The Stone That Gave Light
Adv In Research 212 Chronometers For Navigation
Adv In Research 213 Penicillin
Adv In Research 214 The Lost Chemical
Adv In Research 215 Roads
Adv In Research 222 Red Plague, The
Adv In Research 230 Weaver And The Wasp
Adv In Research 231 The Missing Planets
Adv In Research 236 The Prompt Comet
Adv In Research 250 Hunter Of Hearts
Adv In Research 251 Stone Of Magic
Adv In Research 266 The Vision Of Troy
Adv In Research 267 The Magic Cupboard
Adv In Research 280 Sucessful Failure
Adv In Research 281 Cow That Stopped A Plague
Adv In Research 282 The Broken Mirror
Adv In Research 283 Billion Dollar Wager
Adv In Research 284 One Speed Ahead
Adv In Research 285 The Modern Viking

Adv In Research 286 Demon Of Devonshire
Adv In Research 287 When Time Was Money
Adv In Research 293 A Tooth For A Tooth
Adv In Research 293 The Court Of Death
Adv In Research 294 Man Of Victory
Adv In Research 295 The Pump That Didn't
Adv In Research 340 One In 65 Billion
Adv In Research 341 Place Where Time Begins
Adv In Research 374 The Modest Bookbinder
Adv In Research 375 Profit In Tomorrow Unlimited
Adv In Research 396 The Inquisitive Vicar
Adv In Research 397 The Lonely Passenger
Adv In Research 414 Treasure In The Sky
Adv In Research 415 The Slate That Didn't Matter
Adv In Research 450 Pirate's Pit
Adv In Research 451 The Stubborn Warrior
Adv In Research 482 Healer With Light
Adv In Research 483 Light Of The Ages
Adv In Research 514 521209 Dirty Hands
Adv In Research 540 Death Through Misadventure
Adv In Research 541 Father Of Medicine
Adv In Research 544 Soldier Of The Soil
Adv In Research 545 The Mosquito Doctor
Adv In Research 552 Life In Her Hands
Adv In Research 553 The Visual Telegraph
Adv In Research 572 The Immigrant Inventor
Adv In Research 588 And Then The Night
Adv In Research 590 Fight Against Fire
Adv In Research 591 King Of Ice, The
Adv In Research 592 I Scream, You Scream
Adv In Research 593 Yesterday's Secret Weapon
Adv In Research 594 Man Who Found A Continent
Adv In Research 595 Mariah Coventry
Adv In Research 596 Piece Of Silk, A
Adv In Research 606 The Recluse Of Fitzroy Square
Adv In Research 607 Victory In The Desert
Adv In Research 608 Patent Number 547860
Adv In Research 609 Death Of The Dawn Man
Adv In Research 610 A Cup Of Sugar
Adv In Research 611 The Fabulous Mineral
Adv In Research 612 The Blizzard Of '88
Adv In Research 613 Hairpin In The Bottle
Adv In Research 614 American's First Invention
Adv In Research 615 Fence Around America
Adv In Research 616 No Sale
Adv In Research 617 A Touch Of Cologne
Adv In Research 618 The Green And The Red
Adv In Research 619 The Perpetual Discovery
Adv In Research 620 The Overlooked Housefly
Adv In Research 621 The Missing Ingredient
Adv In Research 622 Kris Kringle's Helper
Adv In Research 623 The Way Of An Eagle
Adv In Research 624 The First Skyscraper
Adv In Research 625 The Million Dollar Cabbage
Adv In Research 626 The Stamp Of Approval
Adv In Research 627 Michael Saves His Breath
Adv In Research 628 Seven And A Fifth Degrees
Adv In Research 629 Throw The Oars Away
Adv In Research 630 Free As A Bird
Adv In Research 631 A Sprig Of Mint