Gentlemen shaking hands from Thrilling Life Stories for the Masses published by Thrilling Stories’ Committee (1892).… https://www.rawpixel.com/image/572889/gentlemen-shaking-handsFree Image from public domain licenseFinancial investment businessman, business growth remix https://www.rawpixel.com/image/11826045/image-arrow-face-personView licenseCreative innovative man, light bulb remix https://www.rawpixel.com/image/11829781/creative-innovative-man-light-bulb-remixView licenseVintage marketer, target & dart board remix https://www.rawpixel.com/image/11829721/vintage-marketer-target-dart-board-remixView licenseHand presenting light bulb, creative idea 3D remix https://www.rawpixel.com/image/8688623/image-hand-icon-blueView licenseVintage teacher, book education remix https://www.rawpixel.com/image/11829830/vintage-teacher-book-education-remixView licenseVintage teacher, book education remix https://www.rawpixel.com/image/11829823/vintage-teacher-book-education-remixView licenseVintage European style top hat engraving from Cook's Handbook for London. With two maps by Thomas Cook (1898). Original from… https://www.rawpixel.com/image/556292/vintage-top-hat-illustrationFree Image from public domain licenseGentleman from Cook's Handbook For London, With Two Maps published by Thos. Cook & Son (1898). Original from the British… https://www.rawpixel.com/image/571864/gentleman-formal-clothingFree Image from public domain licenseGentleman from Cook's Handbook For London, With Two Maps published by Thos. Cook & Son (1898). Original from the British… https://www.rawpixel.com/image/572788/gentleman-formal-clothingFree Image from public domain licenseGentleman from Cook's Handbook For London, With Two Maps published by Thos. Cook & Son (1898). Original from the British… https://www.rawpixel.com/image/572667/gentleman-formal-clothingFree Image from public domain licenseShaking hands men from A Tramp Abroad (1880) published by Mark Twain. Original from the British Library. Digitally enhanced… https://www.rawpixel.com/image/573477/men-shaking-handsFree Image from public domain license