Caption: Businessman Looking Into Lightbulb
Artist: Lael Henderson
Release: Not Applicable
File Size: 29.98 MB

Caption: Light Bulb Within Light Bulb
Artist: Mike Quon
Release: Not Applicable
File Size: 28.00 MB

Caption: Dollar sign light bulb
Artist: Robert S. Levy
Release: Not Applicable
File Size: 32.20 MB

Caption: Man With Light Bulb
Artist: Franklin Hammond
Release: Not Applicable
File Size: 61.87 MB

Caption: Fluorescent Light/Ideas
Artist: Wayne Mondok
Release: Not Applicable
File Size: 29.91 MB

Caption: Light Bulb Balloon
Artist: Ivan Sanford
Release: Not Applicable
File Size: 24.08 MB

Caption: Light Bulb Heads Shaking Hands
Artist: Ed Renfro
Release: Not Applicable
File Size: 30.07 MB

Caption: Figure Drawing Light Bulb
Artist: Steven Swift
Release: Not Applicable
File Size: 29.91 MB

Caption: Head with idea, light bulb
Artist: Farida Zaman
Release: Not Applicable
File Size: 27.99 MB

Caption: Shining light bulb
Artist: Javier Romero
Release: Not Applicable
File Size: 55.80 MB

Caption: Woman turning on light bulb
Artist: Javier Romero
Release: Not Applicable
File Size: 30.08 MB

Caption: Light Switch
Artist: Curtis Parker
Release: Not Applicable
File Size: 55.01 MB

Caption: Light Bulb Head
Artist: Ed Renfro
Release: Not Applicable
File Size: 30.13 MB

Caption: Head, hand and light bulb
Artist: Ryoichi Yotsumoto
Release: Not Applicable
File Size: 49.92 MB

Caption: Figure Holding Light Bulb Balloons
Artist: Rex Bohn
Release: Not Applicable
File Size: 30.10 MB

Caption: Man Dancing With Light Bulbs
Artist: André Craeyveldt
Release: Not Applicable
File Size: 25.97 MB

Caption: Light Bulb
Artist: Bill Hall
Release: Not Applicable
File Size: 10.00 MB

Caption: Light Bulb Springing From Computer
Artist: Bek Shakirov
Release: Not Applicable
File Size: 30.12 MB

Caption: Figure Turning On Idea Light Bulb
Artist: Astrid Dininno
Release: Not Applicable
File Size: 30.13 MB

Caption: Man In Wheelchair With Square Light
Artist: Steve Dininno
Release: Not Applicable
File Size: 60.03 MB

Caption: Businesswoman With Green Light
Artist: Todd Davidson
Release: Not Applicable
File Size: 27.99 MB

Caption: Light Bulb Heads
Artist: Anja Wrede
Release: Not Applicable
File Size: 31.25 MB

Caption: Light And Power
Artist: Abe Gurvin
Release: Not Applicable
File Size: 30.08 MB

Caption: Climbers On Mountaintop/Light bulb/Rainbow
Artist: Rob Colvin
Release: Not Applicable
File Size: 30.06 MB

Caption: Light Face Looking Down Over Dark Face
Artist: Wieslaw Rosocha
Release: Not Applicable
File Size: 30.21 MB

Caption: Light Bulb
Artist: Ruth Sofair Ketler
Release: Not Applicable
File Size: 27.97 MB

Caption: Yellow Lightbulb
Artist: Laertis Art Studios
Release: Not Applicable
File Size: 50.41 MB

Caption: Face With Light From Eyes
Artist: David Ridley
Release: Not Applicable
File Size: 30.06 MB

Caption: Man Inside Of Light Bulb
Artist: Mark Weber
Release: Not Applicable
File Size: 27.98 MB

Caption: Light Bulb
Artist: Tony Antony
Release: Not Applicable
File Size: 27.98 MB

Caption: Traffic Light
Artist: Tony Antony
Release: Not Applicable
File Size: 9.99 MB

Caption: Lightbulbs With Clouds
Artist: Steven Noble
Release: Not Applicable
File Size: 30.11 MB

Caption: Light bulb money symbol
Artist: Skye Leith
Release: Not Applicable
File Size: 27.81 MB

Caption: Light Bulb Head
Artist: Farida Zaman
Release: Not Applicable
File Size: 30.13 MB

Caption: One car stopped at a traffic light with many directional lights
Artist: Richard Cook
Release: Not Applicable
File Size: 46.35 MB

Caption: Light Bulb
Artist: Vicki Wehrman
Release: Not Applicable
File Size: 30.16 MB

Caption: Man In Boat Borrowing Light From Lighthouse
Artist: Warren Gebert
Release: Not Applicable
File Size: 29.93 MB

Caption: Profile in silhouette with open door emitting light
Artist: Roy Scott
Release: Not Applicable
File Size: 49.87 MB

Caption: Heart propped up next to light bulb
Artist: Jim Zook
Release: Not Applicable
File Size: 80.39 MB

Caption: Figure On Ladder Trying To Reach Light bulb
Artist: Michael Melluzzo
Release: Not Applicable
File Size: 9.99 MB

Caption: Light Bulb In Center Of Gear
Artist: Bek Shakirov
Release: Not Applicable
File Size: 27.98 MB

Caption: World Light Bulb
Artist: Bek Shakirov
Release: Not Applicable
File Size: 9.98 MB

Caption: Light Bulb Idea Balloons
Artist: Barbara Maslen
Release: Not Applicable
File Size: 30.05 MB

Caption: The Michelson interferometer measures the effect on the speed of light of the motion of the ether through which light travels.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 39.58 MB

Caption: Light Bulb In Front Of Factory
Artist: Bek Shakirov
Release: Not Applicable
File Size: 27.98 MB

Caption: Businessman running toward a yellow traffic light
Artist: Gary Waters
Release: Not Applicable
File Size: 50.22 MB

Caption: Lightbulb Head
Artist: Richard Mandrachio
Release: Not Applicable
File Size: 29.88 MB

Caption: Pointing to idea light bulb
Artist: Cici Man
Release: Not Applicable
File Size: 21.37 MB

Caption: Idea/Key To Success
Artist: Jane Marinsky
Release: Not Applicable
File Size: 30.08 MB

Caption: Thinking man in light bulb
Artist: Dennis Harms
Release: Not Applicable
File Size: 39.19 MB

Caption: Light Bulb Glowing In Front Of Factory
Artist: Bek Shakirov
Release: Not Applicable
File Size: 9.99 MB

Caption: Businessman In Light Bulb
Artist: Steven Swift
Release: Not Applicable
File Size: 41.54 MB

Caption: Cars piled up at a red stop light
Artist: Richard Cook
Release: Not Applicable
File Size: 46.35 MB

Caption: Man and light bulb arrow
Artist: Margie & Howard Fullmer
Release: Not Applicable
File Size: 27.09 MB

Caption: Woman With Lightbulb
Artist: Eric Westbrook
Release: Not Applicable
File Size: 27.97 MB

Caption: Rethinking Ideas
Artist: Steven Swift
Release: Not Applicable
File Size: 42.60 MB

Caption: Light Bulb
Artist: Chris Spollen
Release: Not Applicable
File Size: 27.99 MB

Caption: Light Bulb Glowing Before Power Plant
Artist: Bek Shakirov
Release: Not Applicable
File Size: 9.99 MB

Caption: Businesspeople pyramid with light bulbs
Artist: Dennis Harms
Release: Not Applicable
File Size: 31.22 MB

Caption: Multiple Head And Light Bulb
Artist: Bruce Marion
Release: Not Applicable
File Size: 30.05 MB