Historically abscesses as well as boils and many other collections of pus have been treated via application of magnesium sulfate ( Epsom salt ) paste.

Historically, many scholars have followed the Adoptionists ' Carolingian opponents in labeling Spanish Adoptionism as a minor revival of “ Nestorian ” Christology.

Historically almost all early computers were accumulator machines ; and many microcontrollers still popular as of 2010 ( such as the 68HC12, the PICmicro, the 8051 and several others ) are basically accumulator machines.

Historically, a byte was the number of bits used to encode a single character of text in a computer and for this reason it is the basic addressable element in many computer architectures.

Historically, RT-11 also served as the inspiration for many microcomputer OS's, as these were generally being written by programmers who cut their teeth on one of the many PDP-11 models.

Historically, Dayton has been the site for many patents and inventions since the 1870s.

Historically, units of time in many civilizations are duodecimal.

Historically, The Netherlands have their own specific academic degree nomenclature, but for many years now have recognised and implemented the Bologna declaration.

* Historically, valve amplifiers often used a class-A power amplifier simply because valves are large and expensive ; many class-A designs use only a single device.

Historically the titles of Tennō in Japanese have never included territorial designations as is the case with many European monarchs.

Historically, the American film industry portrayed the Foreign Legion as, in the words of Neil Tweedie of The Daily Telegraph, having " a reputation as a haven for cut-throats, crooks and sundry fugitives from justice " and also having many men escaping failed romances.

Historically it has had many definitions, but there are three definitions in current use: the imperial gallon (≈ 4. 546 L ) which since metrication is used colloquially in the United Kingdom and semi-officially within Canada, the United States ( liquid ) gallon (≈ 3. 79 L ), and the lesser used US dry gallon (≈ 4. 40 L ).

Historically in the diaspora, Halakha served many Jewish communities as an enforceable avenue of civil and religious law.

Historically, it has had quite a broad scope, and in many cases was founded in religion.

Historically, inter-network connections were not continuously available as they are today and many readers didn't need an access protocol, as they could access their mailbox directly ( as a file ) through a terminal connection.

Historically, many romantic artists were philosophically subjectivist.

Historically, many security experts asked people to memorize their passwords and " Never write down a password ".

Historically many roads were simply recognizable routes without any formal construction or maintenance.

Historically, religious skepticism can be traced back to Socrates, who doubted many religious claims of the time.

Historically, these have been of many types, but two dominate:

Historically, slavery was institutionally recognized by many societies ; in more recent times slavery has been outlawed in most societies but continues through the practices of debt bondage, indentured servitude, serfdom, domestic servants kept in captivity, certain adoptions in which children are forced to work as slaves, child soldiers, and forced marriage.

Historically, many societies have given sets of rights and obligations to male marital partners that have been very different from the sets of rights and obligations given to female marital partners.

Historically, in many countries, a contract needed to have a stamp affixed to make it valid.

Historically, a wide range of non-SI units were used in the United States and in Britain, but many have fallen into disuse.

Historically, in Socialist systems collectivist economics were carried to their furthest extreme, with a minimum of private ownership and a maximum of planned economy.

Historically, the concept of entropy evolved in order to explain why some processes ( permitted by conservation laws ) occur spontaneously while their time reversals ( also permitted by conservation laws ) do not ; systems tend to progress in the direction of increasing entropy.

Historically, FPTP has been a contentious electoral system, giving rise to the concept of electoral reform and a multiplicity of different voting systems intended to address perceived weaknesses of plurality voting.

Historically, HTTPS connections were primarily used for payment transactions on the World Wide Web, e-mail and for sensitive transactions in corporate information systems.

Historically, there were also mixed systems:

Historically these systems are most commonly combined, either formally or informally, in some manner.

Historically, the use of neural networks models marked a paradigm shift in the late eighties from high-level ( symbolic ) artificial intelligence, characterized by expert systems with knowledge embodied in if-then rules, to low-level ( sub-symbolic ) machine learning, characterized by knowledge embodied in the parameters of a dynamical system.

Historically, most psychophysiologists tended to examine the physiological responses and organ systems innervated by the autonomic nervous system.

Comedy of manners, sometimes also called satire of manners, criticizes mode of life of common people ; political satire aims at behavior, manners of politicians, and vices of political systems ; Historically, Comedy of manners, which first appeared in British theater in 1620, has uncritically accepted the social code of the upper classes.

Historically, SYSTRAN systems used Rule-based machine translation ( RbMT ) technology.

Historically, the nobility were supported by taxes on the poor ; modern social security systems are intended to support the poor, the disabled, or the retired by taxes on those who are still working.

Historically, the uncertainty principle has been confused with a somewhat similar effect in physics, called the observer effect, which notes that measurements of certain systems cannot be made without affecting the systems.

Historically, these kinds of " market socialist " systems attempt to retain state ownership of the commanding heights of the economy, such as heavy industry, energy, and infrastructure, while introducing decentralised decision making and giving local managers more freedom to make decisions and respond to market demands.

Historically, this term was essentially associated with IBM's line of mainframe operating systems starting with OS / 360.

Historically, many of the cities now thought the most beautiful are the result of dense, long lasting systems of prohibitions and guidance about building sizes, uses and features.

Historically freedom of religion has been used to refer to the tolerance of different theological systems of belief, while freedom of worship has been defined as freedom of individual action.

Historically, the rail gauge has had considerable variations, with narrow gauge common in many early systems.

Historically, Europe has always been a mixture of Latin, Slavic, Germanic, Uralic, Celtic, Hellenic, Illyrian, Thracian and other cultures influenced by the importation of Hebraic, Christian, Muslim and other belief systems ; although the continent was supposedly unified by the super-position of Imperial Roman Christianity, it is accepted that geographic and cultural differences continued from antiquity into the modern age.

Historically, in geocentric systems, apsides were measured from the center of the Earth.

Historically, the terms YUV and Y ' UV were used for a specific analog encoding of color information in television systems, while YCbCr was used for digital encoding of color information suited for video and still-image compression and transmission such as MPEG and JPEG.

Historically, zoologists and botanists have developed various classification systems that take into account the world's plant and animal communities.

Historically significant systems of mentorship include traditional Greek pederasty, the guru-disciple tradition practiced in Hinduism and Buddhism, Elders, the discipleship system practiced by Rabbinical Judaism and the Christian church, and apprenticing under the medieval guild system.

Historically, there have been differences in systems of succession, mainly revolving around the question of whether succession is limited only to males, or if females are also eligible to succeed.