Both fonts are pen regular script. Learning hard-tipped calligraphy depends on what your goal is. Reaching the level shown in the picture is not an easy task and requires perseverance all year round. But it is not difficult to achieve beautiful results. As the saying goes, "Nothing can be done in a hundred days." It means that if you practice for a hundred days (a little more than three months), there will be a big change. Although the author of the characters in the picture above is unknown, there are many calligraphers of similar level. It is recommended to learn the hard-tipped calligraphy of Tian Yingzhang, Lu Zhongnan, and Ding Yongkang. There are many online resources. If you are not short of money, it is of course better to buy books. The specific method of practicing cannot be explained clearly in one sentence, but the general learning sequence is to practice basic strokes first, horizontal and vertical strokes, strokes, folds, etc., then draw red, then write with reference to individual words, then write with reference to the whole text, and finally memorize.