151. Validity of notice.

The notice of intention to work1 must be given at least 30 days before the commencement of working2, and must in all cases be sufficient in point of form3. It is not necessary to specify in the notice the particular seams which it is intended to work4. The notice is not invalid merely because it is not intended to act upon it at once; it is not necessary that there should be an intention to work immediately, or apparently within what may be deemed a reasonable time, if there is in fact an intention to work