Instruction books are a great way to boost your drawing skills to a new level. However, many of the classic drawing books that inspired artists in the past are often overlooked, or lost in a sea of outdated websites that once sung their praises. While many of these books were originally published close to a century ago, the knowledge contained within is timeless. The how to books featured in this list are either public domain or free to access via an online library. Each one has something special to share, and giving them a look helps to keep the creativity of these authors alive.
KingDraw App is a free chemical drawing editor that allows users to sketch molecules and reactions as well as organic chemistry objects and pathways. Users can also use it to analyze compound property, convert chemical structures to IUPAC names, view 3D models, etc.KingDraw will provide strong software support for chemical research, including more chemical related functions and new structure drawing modes to connect Android&iOS device and PC, realizing rapid transforming from KingDraw to Office, ChemDraw and picture. And finally you will build an all-platform chemical structure system through your KingDraw cloud account. A good idea can change the world. KingDraw will record all your inspirations. Just enjoy creation. KingDraw, professional structural formula tool, creates a special work station for chemists!
It has many powerful functions, like AI image identification, intelligent gesture drawing, clean up structure, get 3D model, conversion between name and structure, structural formulasearching, chemical property analysis, built-in group, free sharing etc.
This website was created to collect, host and display images made by travelers, mapmakers, historians, architects and artists of medieval and early modern monuments and cities of Southern Italy. It includes prints, drawings, ground plans and elevations, paintings, photographs, and any other type of image of sites from roughly 1100 to 1450. The image sources include public and private collections, museums, libraries and archives, print books, and online resources.
NGA Images is a repository of digital images of the collections of the National Gallery of Art. On this website you can search, browse, share, and download images. A standards-based reproduction guide and a help section provide advice for both novices and experts. More than 20,000 open access digital images up to 3000 pixels each are available free of charge for download and use. NGA Images is designed to facilitate learning, enrichment, enjoyment, and exploration. 2b1af7f3a8