Abstract light vector background, seamless vector pattern for your graphic design themes. Pink op art vector background with beautiful gradient. Cool free seamless vector pattern stock art texture, great for your website design backdrop, invitation background, fashion or textile graphics. 패턴 texture 모양 무료 시 배경
A HAND-BOOK FOR THE STRANGER IN PHILADELPHIA. CONTAINING DESCRIPTIONS OF ALL THE OBJECTS OF INTEREST IN "the City and its environs" WITH VIEWS OF THE PUBLIC BUILDINGS, BY A PHILADELPHIAN. AUTHOR OF " THE AMERICAN GUIDE BOOK," ETC., ETC. Philadelphia: GEORGE S. APPLETON, 164 Chestnut Street. 1849. 망원경 광섬유 렌즈 망원경
eye outline lineart glasses spectacles papapishu vision bw egeglasses eye-glasses Spectacles clip art 스펙터 클 광섬유 안경 쇼 클립 아트
an illustration from Physics for Entertainment by Yakov Isidorovich Perelman from archive.org 쌍 안 렌즈 광섬유 쌍안경 평면도