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compared with each other on the basis of the imprints. The variables used are on the one hand the different drop heights and on the other hand brass balls with different masses. The experiment was designed

as a model. Wheatstone's publications contain various sketches for use in the stereoscope as well as overview sketches of the superstructures he devised, which differ in design from our replica. As part

predicted by the positioning of the brass rings. This device can be used to demonstrate Galileo’s postulate on the superposition of the constant horizontal velocity and the accelerated free fall motion.

chromatics, the teaching on colours. Amongst other instruments he used the water prism to find arguments against the Newtonian theory of colours by means of experiment – but did not succeed. He used

object appears in an upright position. Thus, the instrument can be used for both terrestrial and astronomical observation. The reconstruction of this telescope was realized by Tiemen Cocquyt.

systematic account of the North Frisian language and its varieties used historically in the administrative district of North Frisia. North Frisia is linguistically characterized by great linguistic diversity [...] narratives surrounding multilingual societies and everyday language use by offering a new approach to multilingual regional language histories that combines political and social history and is underscored [...] , and to highlight the intricacies of navigating daily language use in a minority language context , ViNoRHM 2.0 examines North Frisian in writing ‘from below’, created by everyday writers in informal

Friisk Stifting) . The Guestbook is currently being transcribed and used as a source in the ViNoRHM Project. Jan Momme Penning Show details Former Team Members Anna Sophie Blaue (2021-2022) Ilka Thomsen (

(ViNoRHM) The ViNoRHM Project combines micro-level case studies using primary texts from official records and hitherto understudied archival data through which previously invisible or invisibilized

examines how language use plays out in various everyday situations, the social and spatial contexts in which Lower Sorbian is used, and the factors influencing the decision to use—or not use—the language. It also aims to reveal how language users themselves perceive and shape their linguistic possibilities and [...] analysis. In this way, a differentiated picture should emerge of who uses Lower Sorbian, in which different linguistic areas the language is used and which factors influence language use. The aim is to relate

multilingualism in Friedrichstadt 1650-1850 Social media and the use of North Frisian Minority languages and identity in the diaspora Reconstruction of historical social networks Historical dialectology [...] micro-level case studies of language ideology, policy, and practice, using primary texts from official records and hitherto understudied archival data through which previously invisible or invisibilized [...] of the language history, and especially the history of language use, in a setting where an immigrant language held more prestige than the dominant language of the surrounding area. This was done in