Posters of ocean liners going somewhere fun from just a little while back. British. Kenneth Shoesmith, graphic artist. Living from 1890 to 1939, he was a member of the Royal Institute of Painters in Water Colours and the British Society of Poster Designers.

"Royal Mail Line cruising steamer Atlantis in the Suez Canal." 20th c.
“Royal Mail Line cruising steamer Atlantis in the Suez Canal.” 20th c. Image © 2019 Sea Breezes Publications Limited. Fair use license. via http://www.seabreezes.co.im/index.php/news/cruise-news/1676-kenneth-shoesmith
Royal Mail Lines calendar illustration. ca. 1935.
Royal Mail Lines calendar illustration. ca. 1935. Image in the public domain. via https://www.flickr.com/photos/36844288@N00/5187352809
Poster. 20th c.
Poster. 20th c. Image © Copyright 2018 ODON WAGNER GALLERY. Fair use license. via https://odonwagnergallery.com/works/14358/
"Royal Mail Cruising Steamer "Atlantis" at Stockholm." 1913.
“Royal Mail Cruising Steamer “Atlantis” at Stockholm.” 1913. Collection of the Sjöhistoriska Museet. Cc0 License 4.0. via https://digitaltmuseum.se/021015757821/royal-mail-cruising-steamer-atlantis-at-stockholm-kenneth-shoesmith