Pencils have played a fundamental role in many fields since their earliest appearances in Egyptian and Roman civilisations. The modern pencil, as we know it today, was developed by Josef Hardtmuth in the late 18th century , marking a milestone in the evolution of writing implements. Since then, in addition to graphite pencils, many more varieties have emerged that are part of our daily lives. Continue reading →
About Hartem
-
Dry media. Charcoal, carré and conté
Do you know all the classic materials used in dry-media drawing? Charcoal, chalk or conté, and carrés are the basic materials in drawing, used to create delicate lines or fill in large areas. Although the terms are sometimes used interchangeably, there are differences between them, and it is important to be able to distinguish between them so that we can... -
Markers: Such a world
Markers or felt-tip pens are one of the most popular writing and drawing instruments. Contrary to popular belief, they are essential in any artist's kit, and knowing how to use them well is an art in itself. How many types of marker are there? We all used them before we even learned to write, for colouring and drawing. Although we... -
Canvas sizes and dimensions: A trusted guide
Do you know how to choose the right canvas size and dimensions? This is a subject that often raises more questions than answers when it comes to purchasing or installing canvas. The possibilities are vast, and the variety can be overwhelming. That's why we've decided to help you learn what you need to know to make the right choice. Different... -
Use of Gold Leaf and Gilding
You might think that gilding is an outdated technique with limited applications. However, it has experienced a resurgence in popularity in recent years and is now used in a variety of applications. It is quite difficult to obtain metallic pigments and paints that have good covering power and the expected gilded effect, which is why gold leaf is used. Do... -
Kaweco. Responsibility, Diversity, and Service
"Good things take time. The greatest things take even longer". This sentence begins to define the brand and company values of Kaweco. History of Kaweco Kaweco's history began in 1883 with the production of wooden fountain pens, alongside the import of gold fountain pens from the Heidelberg Pen Factory. The name 'Kaweco' did not appear in their directory until 1889... -
Paper sheet: features and knowledge
Do you know how to differentiate between and choose the right paper for the technique you are going to use? Choosing paper is a question that raises many questions, and it is important to consider all of the factors involved before making a decision. That's why we're providing you with all the essential information you need to know on this... -
An exploration of the origins and types of rubbers.
It is an irrefutable fact that every individual has, at some point in their life, used an rubber. In the context of our scholarly lives, this is such a basic and fundamental element that we could almost overlook it. But, to be honest, it's also something we just couldn't live without, especially for those of us who are craft and... -
Understanding a work of art
First of all, what is a work of art? It can be defined as the creation of something material or immaterial for aesthetic purposes, using artistic means and techniques. Today, this definition is highly ambiguous and is taken in the broadest sense, since there are all kinds of recreations, and even invisible or non-existent works that can be reduced to... -
Types and categories of graphite pencils
The pencil is one of the earliest artistic materials in history. It is also the basis of all drawing. We all started using them as children to write or draw. Although there is a wide variety of materials used in pencils, and new types appear every day, graphite is the most common. It is essential to know how to distinguish...




















