Langer hit 13 boundaries in a cameo of 55 from just 86 minutes of batting.
Bernhard Langer of Germany was No. 1, followed by Seve Ballesteros, Sandy Lyle and Tom Watson.
Bradman made 28, 067 first-class runs during his illustrious career, with 38-year-old Langer now on 28, 062.
Last year Langer and his group snipped a piece of its spine, rendering it paraplegic.
Justin Langer then skied a catch to Jamie Dalrymple at mid-wicket, before Trego took centre stage.
Like many creative thinkers, Langer sometimes gets ideas from way outside his areas of expertise.
But as seismologist Horst Langer says, Etna's changing landscape is a hazardous working environment.
Justin Langer had earlier declared Somerset's innings on 329-9 after Neil Mckenzie top scored with 84.
BBC: SPORT | Cricket | Counties | Somerset victory seals promotion
"He's the best opener we've produced statistically and for his influence on the game, " said Langer.
But ominously he has lost both his singles matches with opposing captain Bernhard Langer.
Others like Craig Venter and Bob Langer keep advancing the industry by relentlessly pushing its technological frontier.
Trescothick led the charge with 142, sharing century partnerships with Arul Suppiah (47) and Justin Langer (89no).
"The publicity wasn't so great, " says Langer, thoughtfully twisting and pulling at a stray strand of hair.
He and his partners then showed the ingredients to Robert Langer, a Massachusetts Institute of Technology professor.
Robert S. Langer , a trim 54-year-old man with a crooked smile, maintains a relatively tidy office.
Trescothick (151) and Langer (188) shared a stand of 272, Somerset's best second-wicket partnership for 84 years.
Another golden oldie scoring well was Bernhard Langer, 51, the German with two past wins at Augusta.
Robert Langer. 2011 National Medal of Technology and Innovation to Robert Langer, Massachusetts Institute of Technology.
Franklin bowled a good line, however, and was rewarded when Langer dragged a ball onto his stumps.
But when Justin Langer caught Udal and Steffan Jones bowled Ervine they were four short with three balls to go.
BBC: SPORT | Cricket | Counties | Hampshire secure final-ball tie
Langer, having scored 11 fours in his 90-ball innings, was lbw on the back-foot to an inswinging delivery.
Justin Langer (79), Craig Kieswetter (67), Zander de Bruyn (62no) and Arul Suppiah (51) saw Somerset to 316-5.
And Langer , who retired in 2007, agreed with Ponting that Hayden rated as Australia's best ever opener.
Justin Langer was lbw to an inswinger and Marcus Trescothick was the first of four Darren Pattinson victims.
But once he was caught out by Langer, the slide began, with the next four wickets going for just 24 runs.
BBC: SPORT | Cricket | Counties | Hampshire secure final-ball tie
Bernhard Langer is four shots off the lead while Jesper Parnevik is one shot further back after a 69.
Langer broke Sir Don Bradman's record as he took his overnight 89 to 107 before falling to Matt Mason.
These chips are now in animal trials, and Langer's goal is to begin testing on humans in two years.
Langer designed a dime-size plastic wafer inserted into the brain during tumor removal.
An opener at first-class level, Hussey was called into the Test side as an injury replacement for Justin Langer.
BBC: SPORT | Cricket | International Teams | Australia | Hussey hopes for happy homecoming
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