<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <a href="https://recorderchartsandpens.com/charts/">Graphic controls charts</a> is a company that specializes in manufacturing and supplying chart papers, pens, and other consumables for various types of chart recorders and data logging devices. These chart papers and pens are used in a wide range of industries, including industrial, laboratory, and environmental monitoring applications. Graphic Controls is known for producing high-quality chart papers and pens that are compatible with various chart recorders and data acquisition systems.