https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13757309Edit ImageSaveSaveEditCropCustom TextMicroscopische opname van boraxkristallen, 35 keer vergroot (1887 - 1888) by Marinus Pieter FilbriOriginal public domain image from The RijksmuseumMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1032 px | 300 dpiLarge JPEG 1640 x 1410 px | 300 dpiFree DownloadMicroscopische opname van boraxkristallen, 35 keer vergroot (1887 - 1888) by Marinus Pieter FilbriMore