Here's another drawing I just finished (I might be modifying it slightly if my customer spots anything she thinks needs to change.) It's 10 x 13 on Bristol paper. A lady I know asked me to draw a clubhouse that was built by her brothers in the 1960s, next to her family's greenhouse. It was a challenge because the only references were three small, grainy photos, but here is the result:
Here's a detail. The stone wall is my favorite part.