Hanson was an able landscape painter in both oil and water-colour and is represented in the Sydney, Adelaide, Brisbane, Geelong, Wellington, Auckland, Dunedin, and Christchurch galleries.
Hanson was a talented painter who excelled in both oil and watercolor mediums, with his artwork featured in notable museums and galleries throughout New Zealand, such as those in Sydney, Adelaide, Brisbane, Geelong, Wellington, Auckland, Dunedin, and Christchurch.