338. Removing boundary marks. Any person who wilfully and unlawfully and with intent to defraud removes or defaces any object or mark which has been lawfully erected or made as an indication of the boundary of any land commits a felony and is liable to imprisonment for three years. 339. Wilful damage, etc. to survey and boundary marks. Any person who— (a) wilfully removes, defaces or injures any survey mark or boundary mark which shall have been made or erected by or under the direction of any Government department or in the course of or for the purposes of a Government survey; (b) being under an obligation to maintain in repair any boundary mark made or erected, as provided in paragraph (a) of this section, neglects or refuses to repair it; or (c) wilfully removes, defaces or injures any survey mark erected by any person authorised or licensed by the Government to conduct survey operations or any mark erected by the holder of, or by an intending applicant for, any lease, licence or right under a written law relating to mines or minerals, commits a misdemeanour and is liable to imprisonment for three months or to a fine of four hundred shillings, and may further be ordered by the court to pay the cost of repairing or replacing the survey mark or boundary mark and of making any survey rendered necessary by the offender’s act or neglect. 340. Penalties for damage, etc. to railway works. Any person who— (a) wilfully damages, injures or obstructs any work, way, road, building, turnstile, gate, toll bar, fence, weighing machine, engine, tender, carriage, wagon, truck, material or plant, acquired for or belonging to any railway works; (b) pulls up, removes, defaces or destroys or in any way interferes with any poles, stakes, flags, pegs, lines, marks or anything driven or placed in or upon the ground, trees, stones or buildings, or any other material, belonging to any railway works; (c) commits any nuisance or trespass in or upon any land, buildings or premises, acquired for or belonging to any railway works; or