Royalty free Photos for your personal and commercial use: Techniques

We have collected for you a set of photos with technical background. The photos were taken at US locations and in Europe.
Please refer to the text for details.

Click on the image for a larger view. Download the Photo for free use on your computer by clicking on the enlarged picture. (> Right mouse button, then > save as).
 

Photo: Fire Pump, Engine, Fire Brigade	Photo: Hydrant
Photo: Fuel Pump	Photo: Unleaded, Gasoline
Photo: Gear, Woodden Gear, Water Mill	Photo: Compass

Feel free to modify the photos as you like. You can use them for your homepage design, illustration works, calendars, posters - whatever you want. It would be very nice if you place back link to Free Photo Source to support our work.