This document is intended to include any necessary clipart related to ArcMap. If you feel anything is missing, please let me know.
ArcMap Icon Set
Individual Pieces
Feature Dataset
Feature Class
Relationship Class
Feature Class
Points
Feature Class
Lines
Feature Class
Polygons
Topology
Terrain
Network Dataset
Parcel Fabric
Geometric Network
These are all free to use. It's not a requirement but if you use any of these pieces in a publicly available document I would love a share. If acceptable I could include a link from here to your usage so others can see how it is being used.