The authors revive the history of Prince Nikolay Romanov’s personal library, its presence in Turkestan, and characterize features. They define role owner as an educator, researcher, bibliophile. article is based on periodicals, academic papers, memoirs, letters archival materials that period. main methods applied were historical bibliological analysis, visual observation library collections. do...

We investigate the spectrum of 2-dimensional canonical systems in limit circle case. It is discrete and, by Krein–de Branges formula, cannot be more dense than integers. But many cases it will sparse. The a particular selfadjoint realisation coincides with zeroes one entry monodromy matrix system. Classical function theory thus establishes an immediate connection between growth and distribution...

The article presents the results of studying inscribed and dated objects applied art 16th–17th century from State Russian Museum in St. Petersburg. subject research is set church plates monasteries Dormition Our Lady Presentation Virgin Temple Tikhvin precious tsata icon Mother God (Stockholmskaya) Cathedral Transfiguration. In 1928, items were given to department ecclesiastical property fund. ...

The study presented some haematological parameters and production characteristics of novel crossbred Romanov × Hissar purebred sheep. A number biochemical tests were performed to assess the level adaptation F1 progeny local rearing conditions evaluate its potential economic benefits for industrial production. newly created crossbreed demonstrated significant increase in carcass characteristics,...

The study aimed to determine the influence of air temperature, amount precipitation and sunlight duration on reproductive traits Romanov sheep in Bilogora region, Croatia.Animals were kept a fenced rotating pasture with access stables during night. Sheep naturally mated. During three consecutive years (2019-2021), performance data collected for four flocks (n=26-57). Data duration, daily volume...

The way in which customs district chiefs functioned the Kingdom of Poland early 1850 has not received much attention so far, either among traditional historians or researchers administrative structures. position chief was one most important posts administration Russian Empire. Clerks employed on this were supervisors institutions and structures border guards operating Romanov monarchy. Customs ...