This Historical icon is made in Material Design style developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 4,900 icons, all in the same style and quality.
This is a picture of an hourglass. It has more sand in the bottom than the top, and it's top and bottom parts are squarely shaped, almost like a crown moulding. It is symmetrical besides the amount of sand.
Related to Historical Icon
Related icons are the icons with matching tags, as well as all cinema icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors