I found the tutorial below and thought it would be helpful for when it came to mapping the spindles on the stair case.
Unusual UV Maps. (YouTube, 2016).
The tutorial used cylindrical mapping and cutting various seams to get the map shown.
YouTube. (2016). How To UV Unwrap in MAYA (Unwrapping Cube & Lamp Post Example). [online] Available at: https://www.youtube.com/watch?time_continue=134&v=7yZpD4DSeWI [Accessed 24 Oct. 2016].