Parklandskap med lövträd samt sandgång i figur, 1826 - 1892, Lars Theodor Billing https://www.rawpixel.com/image/8864478/image-watercolor-art-public-domainFree Image from public domain licenseSommarlandskap med ett större lövträd i mitten samt en ångbåt, 1878, Lars Theodor Billing https://www.rawpixel.com/image/8862341/image-art-public-domain-paintingFree Image from public domain licenseStegeborg castle ruins by moonlight, 1851 - 1853, Lars Theodor Billing https://www.rawpixel.com/image/8865284/stegeborg-castle-ruins-moonlight-1851-1853Free Image from public domain license