Book Titles From The Clues

[obsessed]

Any help would be appreciated. All answers are book titles and there are no number of letters given:
These are found in forest, & tips of mountains
Dover cliffs, head gear, ---, used in many games

Thank you

[tballrossi]

White cap and balls (by Dickie Bird)

[jourdain2]

Three (tree) peaks?

[obsessed]

Thank you very much