The evolution of calligraphy in Sols inscriptions In Iranian architecture (Safavid to Qajar period)

Sols calligraphy is one of the important kinds of calligraphy in Iranian and Islamic Art. This hand writing is drived from Kufic character. Ibn Moqleh,Ibn Bawab and Yaqut had a great Role in emergence, Completion and regulating its Structure and motion Features of Suls Calligraphy writing, have givena hage abilit to it, in vertical and horizontal ax is like letter and inversted form of letter (s) along with complicated composition, with the help of turning different letters. This writing has a steady, firm and solid state and has good Compability with epigraphy. Epigeraphy is started along with Suls writing from the era of Ilkhanidsup to now. Teimorid era is high point and peak of Suls writing.Qajar Period is subsiding point of Suls from the view point of figures, elements and letters power but even so, from the point of creation, Colors diversity and freshness less paralleled effects have been come into existence but as a whole, in Qajar period importance of Suls writing has been decreased but Nastaliq writing has been remarkably developed. Suls inscriptions of Safavid period have a good solidity from the point of different materials and performance. Because of numerous buildings, Suls Calligraphy has a great amount of development, and honored artists like Alireza abbasi have done a lot in this way. in a descriptive and analytic way, In present article Our to diversityand numerousness of Inscription works, we are going to deal with Technical specifications and difference of Suls writing on outstanding buildings as Jamee mosque.