Mark W. Shearwood’s study is devoted to the use of plug bayonets in English army second half 17th and early 18th centuries. The author has shown that bayonet was a more universal weapon than socket bayonet. He rightly emphasizes conclusions his work when studying history military weaponry, especially pre-industrial period, specific dates for weaponry changes particular armies units cannot be pr...

Introduction: Covid-19 infection is an emerging infectious disease whose clinical features have been widely described over the past 2 years, cutaneous involvement remains relatively uncommon and may be confused with other skin manifestations. Case presentation discussion: We report case of a patient who presented picture associating Rickettsiosis, we will discuss these pathologies while emphasi...