'Slavery Under the British Flag: correspondence and protest against the Kanaka labour traffic'
'The Queensland Kanaka Labour Traffic Since 1885: evidence and opinions of the evils and abuses of the traffic since the report of the Royal Commission in 1885 being a supplement to Dr John G Paton’s protest compiled by his Hon. Secretary, A K Langridge'
'The Kanaka Labour Traffic to Queensland: protest against its renewal'
'The Kanaka Labour Question: with special reference to missionary efforts in the plantations in Queensland'
'Imperial and Colonial Acts relating to the Recruiting etc of Pacific Island Labourers'