Royalty-Free School library Photos, dominant color: gray
- 3648x5472 Public Domain
- 4752x3168 Public Domain
- 3872x2592 Public Domain
- 4288x2848 Public Domain
- 2405x1472 Public Domain
- 2405x1472 Public Domain
- 1920x1435 Public Domain
- 3456x2304 Public Domain
- 3872x2592 Public Domain
- 6000x4000 Public Domain
- 5151x3470 Public Domain
- 3648x5472 Public Domain
- 3648x5472 Public Domain
- 3875x3163 Public Domain
- 4928x3264 Public Domain
- 2304x1536 Public Domain
- 3024x3024 Public Domain
- 2500x1609 Public Domain
- 4075x2911 Public Domain
- 5472x3648 Public Domain
- 8000x4203 Public Domain
- 5456x3632 Public Domain
- 3203x1766 Public Domain
- 3381x2254 Public Domain
- 6016x4016 Public Domain
- 3495x5243 Public Domain
- 5511x3585 Public Domain
- 3323x4431 Public Domain
- 3696x2448 Public Domain
- 2996x1926 Public Domain