Schoolgirl and schoolboy conducting experiment during science lesson, illustration. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / DK IMAGES |
Bildgröße: | 3787 px × 4427 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |