http://www.artstation.com/marketplace/p/rvPa8/old-gun-tutorial-modeling-texturing-lighting

In this tutorial, you will learn how to model an antique gun from scratch, start with standard poly and hard surface modeling techniques to texturing and even lighting setup/tips for the final presentation. Notice although this course primarily focuses on 3ds Max, it is demonstrated as such to easily apply the same principles to any other digital creation tools like Maya.
Who is this course for?
This course is created for Junior level users who want to jump and experience a more complex project and see the complete production of a high poly asset.
Course requirements:
Basic knowledge of 3ds Max's interface and shortcuts or any other DCC tools of choice
Basic knowledge of unwrapping/unfold 3d interface and shortcuts
Basic knowledge of Substance painter and texturing
Required skill level: Intermediate