Interstellar extinction is investigated in a 1.5 square degree area in the direction of the reflection nebula NGC7023 at l=104.1{deg}, b=+14.2{deg}. The study is based on...
Link to OCHRE database: <a href = 'http://pi.lib.uchicago.edu/1001/org/ochre/bbda976d-bb8b-32fd-e7ea-806b672d83ca'>http://pi.lib.uchicago.edu/1001/org/ochre/bbda976d-bb8b-32fd-e7ea-806b672d83ca