At the peak of its efficiency in the early 16th century, the Venetian Arsenal employed some 16, 000 people who apparently were able to produce nearly one ship each day, and could fit out, arm, and provision a newly-built galley with standardized parts on an assembly-line basis not seen again until the Industrial Revolution.

At the age of 16 he apprenticed as a stonemason and by the age of 20 he had reached journeyman status in this field.

At age 16 or 17, Johnson left his apprenticeship and ran away with his brother William.

At the end of day two, Apollo 16 was about away from Earth.

At just over 74 hours into the mission, Apollo 16 spacecraft passed behind the Moon, losing direct contact with mission control.

At the end of the Apollo 16 crew's final full day in space, the spacecraft was approximately from Earth and closing at a rate of about.

At 265 hours and 37 minutes into the mission, at a velocity of about, Apollo 16 began atmospheric reentry.

At the time, the age of consent for sexual acts between men in the UK was 21 ( compared with 16 for heterosexual acts ).

At 14: 00 on 1 August, lookouts on HMS Zealous reported the French anchored in Aboukir Bay, its signal lieutenant just beating the lieutenant on HMS Goliath with the signal, but inaccurately describing 16 French ships of the line instead of 13.

At the age of 16 Wills left the family and hopped a freight train.

At the end of the opening round, the top 16 competitors move on to the playoffs.

At age 16, Beaux began art lessons with a relative, Catharine Ann Drinker, an accomplished artist who had her own studio and a going clientele.

At 16 he was mostly self-taught but at this point he decided to take some lessons through correspondence.

At the time of their arrests, Jessie Misskelley, Jr. was 17 years old, Jason Baldwin was 16 years old, and Damien Echols was 18 years old.

At age 16 he helped found and became secretary of the Students Society of Gjirokastër, which protested against the monarchist government.

At each end is a goal 2. 14 m ( 7 feet ) high and 3. 66 m ( 12 ft ) wide measured from the inner sides of the posts and crossbar, and an approximately semi-circular area 14. 63 m ( 16 yd ) from the goal known as the shooting circle ( or D or arc ), bounded by a solid line, with a dotted line 5 m ( 5 yd 6 in — this marking was not established until after metric conversion ) from that, as well as lines across the field 22. 90 m ( 25 yd ) from each end-line ( generally referred to as the 23 m lines ) and in the center of the field.

At present Gernika-Lumo has 16, 244 ( 2009 ) inhabitants.

At Jupiter, the outboard ( 11 m ) set of sensors could measure magnetic field strengths in the range from ± 32 to ± 512 nT, while the inboard ( 6. 7 m ) set was active in the range from ± 512 to ± 16, 384 nT.

At the beginning of the 19th century Scottish universities had no entrance exam, students typically entered at ages of 15 or 16, attended for as little as two years, chose which lectures to attend and left without qualifications.

At the end of 1905, only 16, 000 Herero were alive, out of a previous population of 80, 000.

At sunrise on 16 May 218, Publius Valerius Comazon Eutychianus, commander of the legion, declared him emperor.

At 16, he entered the Russian Orthodox monastic life at the Trinity-St. Sergius Hermitage near St. Petersburg.

At 16: 00, Ben-Gurion opened the ceremony by banging his gavel on the table, prompting a spontaneous rendition of Hatikvah, soon to be Israel's national anthem, from the 250 guests.

At the age of 23 he learned about his biological parents, contacted his mother, and met her and his then 16 year old sister for the first time.

* 2006 – Lebanon War: At least 28 civilians, including 16 children are killed by the Israeli Air Force in what Lebanese call the Second Qana massacre and what Israel considers to be an attempt to stop rockets ' being fired, from Lebanon, at Israeli civilian targets.

At first the patient felt stronger, and the hemoglobin rose to 13.8 gm., but on Oct. 20, 1958, he complained of `` caving in '' in his knees.

At least 20 other Americans were reported to have been arrested in a mass political roundup.

) At the intercession of Moses, Aaron was saved from the plague which smote the people ( Deuteronomy 9: 20, Exodus 32: 35 ), although it was against Aaron ’ s tribe of Levi that the work of punitive vengeance was committed ( Exodus 32: 26 ).

At pH values greater than the pKa of the carboxylic acid group ( mean for the 20 common amino acids is about 2. 2, see the table of amino acid structures above ), the negative carboxylate ion predominates.

At pH values lower than the pKa of the α-ammonium group ( mean for the 20 common α-amino acids is about 9. 4 ), the nitrogen is predominantly protonated as a positively charged α-ammonium group.

At its peak, the Apollo program employed 400, 000 people and required the support of over 20, 000 industrial firms and universities.

At any rate affairs in that region, including the future of the church of Ephesus ( 20: 28 – 30 ), are treated as though they would specially interest " Theophilus " and his circle ; also an early tradition has Luke die in the adjacent Bithynia.

At opposition to or conjunction with the Sun, aberration is 20. 5 ″ while light-time correction varies from 4 ″ for Mercury to 0. 37 ″ for Neptune ( the Sun's light-time correction is less than 0. 03 ″).

At least 10 – 20 high power ( 1000 × oil immersion ) fields are counted and an average determined.

At 18: 20, as Goliath and Zealous rapidly bore down on them, the leading French ships Guerrier and Conquérant opened fire.

At approximately 20: 30, Nelson was struck over his blinded right eye by an iron splinter fired in a langrage shot from Spartiate.

At all other levels of football, plus all other touchback situations under NCAA rules, the ball is placed on the 20.

At the Division I FCS level, the teams participate in a 20 team playoff to determine the national champtionship.

At the 18th Party Conference ( 15 – 20 February 1941 ) it was concluded that the abolition of the Central Committee Department on Industry had led to the neglect of industry.

At age 20, following his 1922 trip to Peking, China, for an international Christian conference, he started to doubt his religious convictions.

At the lower end of the electromagnetic spectrum, about 20 Hz to about 20 kHz, are frequencies that might be considered in the audio range.

At the same time as the Enniskillen bombing, the IRA also planted a bomb 20 miles away in Tullyhommon, near Pettigo, where the Boys ' Brigade and the Girls ' Brigade were due to participate in a Remembrance Day service.

At least 70 new members entered the latter, with 20 seats going to Fatah representatives from the Gaza Strip, 11 seats filled by women ( the highest number of votes went to one woman who spent years in Israeli jails for her role in the resistance ), four seats went to Christians, and one was filled by a Jewish-born convert to Islam, Uri Davis, the first Jewish-born person to be elected to the Revolutionary Council since its founding in 1958.

At 20 ° C ( 68 ° F ) the speed of sound in air is 343 m / s ( 1129 ft / s ).

At least 20 were television weather reporters, some did not have science degrees, and 14 were listed as professors without specifying a field.

At that point, only one Greenlander was still a deerherd ; the rest about 20 people were still hired Norwegian Sami.

At Geelong's first practice match, a crowd of 20, 000 attended just to witness his legendary skills.

At, honey with 14 % humidity will generally have a viscosity of around 400 poise, while a honey containing 20 % humidity will have a viscosity of around 20 poise.