[1] “Boshes” possible slang/family word for nonsense or mistakes.
[2] Monarch – Paddle Steamer – operating between Bournemouth to Swanage
[3] The Tilly Whim caves are old quarries of the Napoleonic War at the most easterly quarry in a stretch of quarries that exist along cliffs of the southern Purbeck ridge.
[4] Tableaux – a group of models or motionless figures representing a scene from a story or from history; a tableau vivant.
[5] Possibly Theatre Royal, in Albert Road, Bournemouth
[6] Could be Pembroke Hotel – Bournemouth’s first commercial hotel. A sizeable Italianate hotel, circa 1850, 3 storeys.