During their heyday from the late 1970s to the mid-1990s, most BBSes were run as a hobby free of charge by the system operator ( or " SysOp "), while other BBSes charged their users a subscription fee for access, or were operated by a business as a means of supporting their customers.

During the Orioles ' heyday in the 1970s, a club song, appropriately titled " Orioles Magic ", was composed, and played when the team ran out until Opening Day of 2008.

During the late 1930s and through the 1940s — the heyday of big band jazz and swing music — the guitar was an important rhythm section instrument.

Kansas City is most famous for its steak and barbecue. The American Hereford Association bull and Kemper Arena and the Kansas City Live Stock Exchange Building in the former Kansas City Stockyard of the West Bottoms as seen from Quality Hill, Kansas City | Quality Hill During the heyday of the Kansas City Stockyards, the city was known for its Kansas City steaks or Kansas City strip steaks.

During the team's 1970s heyday, management often referred to the team as The Swingin ' A's, referencing both their prodigious power and to connect the team with the growing disco culture.

During its heyday, the recorder was traditionally associated with pastoral scenes, miraculous events, funerals, marriages and amorous scenes.

During the heyday of redlining, the areas most frequently discriminated against were black inner city neighborhoods.

During her heyday, film technicians described the right side of her face as " the dark side of the moon.

During its early-and mid-60s heyday, much free jazz was released by the independent ESP Disk label.

During her heyday in the 1970s and early 1980s, she toured most of Latin America, the USA, Europe and Japan.

During the heyday of mining in the area ( the 1870s ), Cartago was a steamboat port for shipment of wood and ore.

During its heyday Rankin Field, as it was otherwise known, trained 10, 000 pilots in primary flight training, including 12 future Army Air Corps Aces, and 2 Medal of Honor recipients.

During its heyday Ottertail had its own weekly newspaper, five hotels, 27 saloons, and many other types of enterprises necessary for pioneer life.

During its heyday, Meadowlands was home to a number of businesses including a Ford dealership ( which also carried New Holland farm machinery ), a bank, a farmer's cooperative store, a grocery store, a commercial laundry, a cheese factory, various restaurants, a movie theater and the Toivola – Meadowlands School, a K – 12 institution.

During its heyday as a canal port, Liverpool also had a large boat repair industry.

During its heyday between 1845 and the 1860s, Port Jefferson almost rivaled Sidney in size and influence.

During its heyday an estimated twenty-five thousand people attended the annual event.

During Oroville's heyday as a mining town, its population was over 10, 000 with numerous saloons, restaurants, shops and a drive in movie theater.

During their heyday, tabletop duplicators of both sorts were the inexpensive and convenient alternatives to conventional typesetting and offset or letterpress printing.

During Meccano's heyday, the electric motors available were universal wound ( for use on DC or AC supplies ).

During its heyday, Crestline was a division point for the Pennsylvania Railroad's Pittsburgh, Fort Wayne and Chicago Railway.

During the heyday of the XIT Ranch, the land was in native grass.

During its heyday IG Farben was the largest chemical company in the world and the fourth largest overall industrial concern, after General Motors, U. S. Steel and Standard Oil ( New Jersey ).

During its heyday Pravda was selling millions of copies per day compared to the current print run of just one hundred thousand copies.

During the reforms of Sulla in 81 BC, the minimum age for a quaestorship was set at 30 for patricians and at 32 for plebeians, and election to the quaestorship gave automatic membership in the Senate.

* During his third consulate, the Roman consul Spurius Cassius Viscellinus proposes an agrarian law to assist needy plebeians, a measure violently opposed both by the patricians and by the wealthy plebeians, who have Cassius condemned and executed.

* During the ten year period that Gaius Licinius ( Calvus ) Stolo is tribune in Rome ( 376 BC to 367 BC ) he does much to reduce the enmity between patricians and plebs by reforming a number of laws.

During the Roman Republic, the rex sacrorum was chosen by the pontifex maximus from a list of patricians submitted by the College of Pontiffs.

During the night on which the dictator was appointed, the capitol and all the strong posts were garrisoned by the partisans of the patricians.

During the Roman kingdom and the 1st century of the Republic, legionary cavalry was recruited exclusively from the ranks of the patricians, who were expected to provide 6 centuriae of cavalry ( 300 horses for each consular legion ).

During the Roman period, patricians built several villas in it.

During their careers patricians often achieved high military and civil service positions in the service of their cities and the emperor.

During the 17th century, practical alchemy started to evolve into modern chemistry, as it was renamed by Robert Boyle, the " father of modern chemistry ".< ref name =" Deem, Rich 2005 ">

During the 17th century, English emigration to the British colonies in North America was at its peak, and the new settlers took the English language with them.

During the 17th century, under the reign of Christian IV, it became a significant regional centre.

During the 17th and 18th centuries coin collecting remained a pursuit of the well-to-do.

During the 17th century cavalry in Europe lost most of its armor, ineffective against the muskets and cannon which were coming into use, and by the mid-19th century armor had mainly fallen into disuse, although some regiments retained a small thickened cuirass that offered protection against lances and sabres and some protection against shot.

During the time of colonial expansion in the 17th century, the true progenitors of the modern corporation emerged as the " chartered company ".

During the 17th and 18th centuries, Easter Island experienced severe erosion due to deforestation and unsustainable agricultural practices.

During the peak of the age of sail, beginning in the early 17th century, it has been customary ( and later a legal requirement ) for ships to carry flags designating their nationality ; these flags eventually evolved into the national flags and maritime flags of today.

During the 17th century, the French fabulist Jean de La Fontaine ( 1621 – 1695 ) saw the soul of the fable in the moral — a rule of behavior.

During the 17th century, the Caribs fought against the Spanish settlers and repelled them.

During most of the 18th century Spain had arrested its relative decline of the latter part of the 17th century.

During the 16th and 17th centuries, a large advancement of scientific progress known as the Scientific Revolution took place in Europe.

During the 17th and 18th centuries, not much is known about Bornu.

During the 17th century, a Lunda chief and warrior called Mwata Kazembe set up an Eastern Lunda kingdom in the valley of the Luapula River.

During the 17th century, the basic tenets of the Grotian or eclectic school, especially the doctrines of legal equality, territorial sovereignty, and independence of states, became the fundamental principles of the European political and legal system and were enshrined in the 1648 Peace of Westphalia.

During the 17th century, Rabbi Yitzchak Luria of Safed and his disciples created a short seder, called Hemdat ha ‑ Yamim, reminiscent of the seder that Jews observe on Passover, that explores the holiday's Kabbalistic themes.

During the 17th through 19th centuries, a woman expressing passionate love for another woman was fashionable, accepted, and encouraged.

During the 17th century keyboard and lute music went hand in hand, and by 1700 lutenists were writing suites of dances quite akin to those of keyboard composers.

During the 17th and 18th centuries, processed maple sap was used primarily as a source of concentrated sugar, in both liquid and crystallized-solid form, as cane sugar had to be imported from the West Indies.

During the Counter Reformation and Baroque periods ( late 16th and 17th centuries ), the cult of Mary Magdalene saw a great, new popularity as the Catholic Church publicized her as an attractive, persusasive model of repentance and reform, in keeping with the goals of the reform Council of Trent ( 1545 – 63 ).

During the early 17th century, a curious cultural and literary cult of melancholia arose in England.

During the 17th Century there was the Acadian Civil War ( 1640-45 ).

During the 17th and 18th centuries, massive deforestation was undertaken by the planters as the land was initially cleared for sugar cultivation.

During the 17th century, the Algonquians and Hurons fought a bitter war against the Iroquois.

During the 16th and 17th centuries, in particular at the height of its power under the reign of Suleiman the Magnificent, the Ottoman Empire was one of the most powerful states in the world – a multinational, multilingual empire that stretched from the southern borders of the Holy Roman Empire to the outskirts of Vienna, Royal Hungary ( modern Slovakia ) and the Polish – Lithuanian Commonwealth in the north to Yemen and Eritrea in the south ; from Algeria in the west to Azerbaijan in the east ; controlling much of southeast Europe, Western Asia and North Africa.