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Northern Song Dynasty
Songyuan Tongbao
(Large Characters, Reverse With Horizontal Line Above, Brass Hue Version)
北宋
宋元通寶
(大字背上橫紋黃銅色版)
Item number: A3903
Year: AD 960-976
Material: Bronze
Size: 24.8 x 24.8 x 0.8 mm
Weight: 3.55 g
Provenance: Spink 2023
This is the “Songyuan Tongbao” cast in the first year of Jianlong (AD 960) by Emperor Taizu of the Song, the founding sovereign of the dynasty. It constitutes the first coinage issued under the Song.
The coin follows the traditional Sinosphere form of a round cash coin with a square central perforation. The obverse inscription, Songyuan Tongbao, is written in clerical script and read in paired order from top to bottom and from right to left. The character Song is closer to regular script, while Yuan, Tong, and Bao correspond to the clerical style seen on the Tang Kaiyuan Tongbao. The calligraphy is comparatively large in scale. On the reverse field, to the top of the central perforation, there is a single horizontal line mark. The metal appears brass-coloured; it may be smelted brass produced from ore, or alternatively a later imitation casting.
Emperor Taizu of Song, Zhao Kuangyin (r. AD 960–976), was the founding emperor of the Northern Song dynasty. Of military origin, he distinguished himself repeatedly during the reign of Emperor Shizong of the Later Zhou and came to command the imperial guards. In AD 960, at Chenqiao Station, he was invested with the yellow robe in a military coup—known to history as the “Chenqiao Mutiny”—and, with the acclamation of his troops, ascended the throne, founding the Song dynasty and proclaiming the Jianlong era. After his accession, he pursued a strategy of “first the south, then the north,” gradually subduing the southern regimes and laying the foundation for the eventual unification achieved under the Northern Song.
Zhao Kuangyin recognised that the turbulence of the Five Dynasties period had stemmed from the overweening power of regional military governors and professional soldiers. He therefore adopted the policy later termed “relinquishing military power over a cup of wine,” persuading veteran commanders to surrender their commands in exchange for generous treatment. Military authority was thereby concentrated in the central government, and the civil bureaucracy strengthened. This measure established the Song political pattern of privileging civil over military authority, reducing the risk of warlord fragmentation, though it also constituted a remote cause of the dynasty’s later military weakness.
In domestic administration, he rectified official conduct, emphasised the civil service examinations, promoted scholars of humble origin, and reinforced centralised fiscal institutions. In foreign affairs, he adopted a combined strategy of offence and defence in dealing with Northern Han and the Khitan. His reign witnessed relative social stability and a gradual economic recovery, inaugurating the prosperity of the Song period. He died in AD 976 and was succeeded by his younger brother Zhao Guangyi, who reigned as Emperor Taizong of Song.
The coinage system of the Northern and Southern Song was complex. Among the officially circulating issues, both copper-alloy and iron coins were employed, functioning in tandem with paper money as a counterbalancing medium. Silver, meanwhile, gradually assumed an increasingly important role. Copper cash were issued with face values ranging from zhe-1 to zhe-10. Each circuit minted coins according to local demand: some used only copper cash, some only iron cash, and others a mixture of both. Calligraphic styles likewise varied, including regular script, clerical script, seal script, and Slender Gold, among others. In terms of material, the coinage is often described broadly as “bronze”, but in practice it was chiefly a ternary alloy of copper, tin, and lead. A Song-period compilation, the Zhujia Shenpin Danfa, includes the Rihua Zi Diangeng Fa, attributed to a Five Dynasties fangshi (Daoist technical specialist), which records a method for producing brass by treating red copper with calamine (lu ganshi). On this basis, there is also the view that brass-cast coins may have been used as “mother coins” (pattern coins for mould-making), though the matter requires further verification.