#  Glass Plate Collection Highlights 

 



 ![Section of plate A13151 showing the Orion Nebula](/sites/g/files/omnuum2761/files/wolbachlibrary/files/a13151_p_cropped.jpg)

 

**Section of plate A13151 showing the Orion Nebula** The below galleries represent highlights from the 550,000 glass plates in the Harvard College Observatory's Astronomical Photographic Glass Plate Collection.

 Information about reproducing these images in the media can be found [here](https://osc.hul.harvard.edu/programs/open-initiatives/hl-pd/).

 Please credit all images to: "Harvard College Observatory, Photographic Glass Plate Collection."

Sort   - [Comets](/glass-plates/collection-highlights/comets)
- [Horsehead Nebula](/glass-plates/collection-highlights/horsehead-nebula)
- [Milky Way Galaxy](/glass-plates/collection-highlights/milky-way-galaxy)
 
 

 - [Omega Centauri](/glass-plates/collection-highlights/omega-centauri)
- [Orion Nebula](/glass-plates/collection-highlights/orion-nebula)
- [Spectra](/glass-plates/collection-highlights/spectra)
 
 

 



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