关广志，是北方有名的画家和美术教育家。早年曾在燕京大学任教，1931年赴英国深造，是英国皇家美术学院最早的中国留学生。回国后，先后在燕京大学、北平国立艺专、辅仁大学、清华大学等高等学校任教，同时坚持绘画创作，他擅长水彩画、水粉画、钢版画等。在绘画题材上他长于古建筑和园林风景，他的画多数取材于古都北京，《香山琉璃塔》、《北海的五龙亭》、《天坛》、《北海》等画的都是北京名胜。可以说他是以水彩描绘北京的画家，同时也为我国培养了一大批美术人才。1958年关广志因病逝世，时年仅仅62岁。
关广志是我国最早而且极有影响的水彩画家，在他留学英国期间，专门研究水彩画、水粉画，并曾到法、意、德、荷、俄等国考察，深得西方绘画的精髓。他的水彩画，画法独具一格，运用空白填色透明画法，一次完成，用色薄而透明，但感觉浑厚，用色洗练，点染渗化，干净利落，无复笔，无脏色，色彩艳丽，笔法有致，自成一体。在他的作品中看不出学习西方哪家传统，但泰纳的光色炫耀，康斯坦布尔的水色淋漓以及法国维格业尔的雄伟幽雅之风等特长，都融会于他的作品之中。
关广志的一生，创作了大量的水彩画、水粉画，其中许多作品流传于国外，尤其是描绘中国各代著名建筑风景的水彩画，在国际上享有盛誉。解放后，他以极大热情，以水彩画歌颂社会主义建设，1954年全国首届水彩、速写展览中，他50年代的代表作品《三里河清真寺》以技法纯熟、色彩瑰丽，被誉为展览会上的精品之一。关广志1958年逝世，年仅62岁，但他对中国水彩艺术做出的贡献是相当大的，所以有"南李（剑晨）北关（广志）"的称谓，说明了这位老先生在人们心目中的崇高位置。

Guan Anzhi, it is northward and famous artist and art educationist. One's early years ever taught in swallow Beijing university, went to England to take advanced courses 1931, it is England the Chinese student studying abroad with royal the earliest academy of fine arts. After going back to the motherland, make the same score in swallow Beijing university, north early or late national art only, complementary benevolence the colleges and universities such as university, Tsinghua university teachs, hold to painterly creation at the same time, he is good at a picture printed from an engraved or etched plate of aquarelle, gouache, steel waiting. On painterly subject matter he grows Yugu building and gardens scenery, his picture majority draw materials at ancient capital Beijing, " tower of sweet hill coloured glaze " , " the 5 dragon of the North sea well balanced " , " the Temple of Heaven " , " the North sea " those who wait for a picture is Beijing scenic spot. Can say he is the artist that represents Beijing with watercolour, also developed large quantities of one art person with abilities for our country at the same time. Guan Anzhi died due to illness 1958, when year mere 62 years old.
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Guan Anzhi is our country's earliest and extremely influential watercolour painter, study abroad in him during England, study aquarelle, gouache technically, ever waited for a country to make an on-the-spot investigation to law, meaning, heart, carry on one's shoulder, Russia, get the marrow with painterly west greatly. His aquarelle, brushwork is original, apply blank to fill lubricious transparent brushwork, finish, coloring is thin and transparent, but the feeling is simple and honest, coloring washs practice, ooze of add details to a painting is changed, efficient, without answer pen, without dirty color, colour is gorgeous, calligraphy or drawing has send, become an organic whole oneself. Do not look to give study west in his work all of which handed down from the older generations of the family, smooth color of Dan Taina is shown off, the specialty such as the grand and quiet and tastefully laid out wind of Kang Sitan's Boer water lubricious dripping wet and Er of course of study of French dimension case, be in harmony is met in the work at him.

Close the lifetime of numerous records, created many aquarelle, gouache, among them a lot of work circulate at abroad, depict China especially the aquarelle of scenery of each acting well-known building, enjoy high reputation in the world. After liberating, he with great enthusiasm, eulogize with aquarelle socialistic construction, exhibition of first watercolour of countrywide, literary sketch is medium 1954, his masterpiece of 50 time is tasted " mosque of 3 lis of rivers " with magnificent of ability law practised, colour, be known as one of high-quality goods on exhibition. ? Guan Anzhi died 1958, year only 62 years old, but the contribution that he makes to Chinese watercolour art is quite big, have " so south plum (sword morning) north closes (numerous records) the appellation of " , showed this old gentleman to esteem exalted buy mediumly in people memory.