DLM6888 Lauren Aschenbrenner, 11, above, and Katie Obluda, 13, collect evidence at a mock crime scene while participating in the Chemistry and Crime workshop of the fifth annual Girls Exploring Science, Engineering and Technology event at the Colorado Co
DARIN MCGREGOR, DLM6888 Lauren Aschenbrenner, 11, above, and Katie Obluda, 13, collect evidence at a mock crime scene while participating in the Chemistry and Crime workshop of the fifth annual Girls Exploring Science, Engineering and Technology event at the Colorado Co (04/10/2007), [434790716] . Denver Public Library Digital Collections, accessed 15/01/2026, https://digital.denverlibrary.org/nodes/view/788138