Utility Patent Drawings Public domain photograph of electric industrial equipment, free to use, no copyright restrictions image - Picryl description
Bergkandidater i uniform oppstilt utafor hovedbygningen ved NTH i Trondheim Public domain photograph - portrait of an officer in military uniform, free to use, no copyright restrictions image - Picryl description
Skolebilde, elever, lærere, måltid, fest, feiring Public domain photograph of restaurant, free to use, no copyright restrictions image - Picryl description
Gymnastikksal, jenter, lærer, turnbukk, ribbevegg, klatretau
Sløydrom, Gløshaugen offentlige skole for døve
Skolegård, Gløshaugen offentlige skole for døve
Skolejenter, lærerinne, håndarbeide Public domain image of 19th-century Norway, historical photograph, free to use, no copyright restrictions image - Picryl description
Stavne, mot Gløshaugen Public domain photograph - late 19th - early 20th century Norway, free to use, no copyright restrictions image - Picryl description
Visual patterns: A light bulb hanging from a metal pole / A light bulb hanging from a ceiling - public domain stock photo.
A light bulb in a box with a message on it / A light bulb in a box / Public domain vintage photo.
Innovation image. Free images about innovations. Use free pictures of innovations without any copyright restrictions.
A light bulb in the dark. A light bulb on a table public domain stock photo.
A glass bottle with a wire coming out of it. A glass jar with a wire inside of it public domain stock photo.
Visual patterns: A close up of a white light bulb and a pair of light bulbs / A white light bulb and two other light bulbs - public domain stock photo.
Rooms photos: Free images of rooms and interiors, available for commercial use and free download. Copyright-free, no attribution required.
The light bulb is a light bulb that is not only a light bulb but a bulb is also a light bulb. A close up of a light bulb. Public domain stock photo of light and darkness.
Architecture stock photograph: The light bulb is a light bulb that is not only a light bulb but also a light bulb that is also a light bulb / A group of light bulbs hanging from a ceiling.
Architecture stock photograph: The buffet at the hotel / A buffet with many different types of food.
A close up of a fire in a campfire. A close up of a fire in a campfire. Public domain stock photo.
Public domain photograph of 3d object, free to use, no copyright restrictions image - Picryl Description.
Public domain illustrated book, catalog, page scan, free to use, no copyright restrictions image - Picryl description