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Table 3 Results of stable isotope measurements on the bone collagen

From: Convento di San Francesco a Folloni: the function of a Medieval Franciscan Friary seen through the burials

USD Tomb Burial seq δ13C δ15N % C % N C/N
388 T.21 1 −19.2 7.3 43.6 15.7 3.2
397 T.22 1 −20.8 5.5 41.4 14.9 3.2
413 T.29 1 −20.2 5.8 41.8 15.1 3.2
425 T.26 1 −19.3 8.3 42.3 15.1 3.3
430 T.30 1 −20.9 5.4 42.5 15.3 3.2
429 T.30 1 −20.2 6.8 41.8 14.9 3.3
459 T.31 1 −18.0 7.5 41.8 15.0 3.3
384   1 −20.3 6.1 42.4 15.2 3.3
386   1 −19.1 5.3 36.9 13.3 3.2
410   1 −20.5 5.5 40.3 14.5 3.2
451   1 −20.7 4.5 42.1 15.1 3.3
407 T.27 1 −20.0 6.5 42.0 15.6 3.1
445   1 −19.5 6.2 40.8 15.1 3.1
450   1 −19.4 7.2 41.5 15.3 3.2
420   1 −19.3 6.8 42.2 15.7 3.1
392 T.26 1 −20.1 6.3 41.8 15.2 3.2
444   1 −19.8 8.6 43.0 18.8 2.7
408 T.23 1 −19.6 7.7
382   1 −19.7 7.1 43.1 19.2 2.6
399 T.27 2 −19.1 7.6 40.9 15.1 3.2
380   2 −19.3 6.6 33.5 12.4 3.2
438   2 −19.2 9.5 42.5 15.8 3.1
372 T.25 2 −19.4 7.4 36.4 13.7 3.1
372   2 −19.6 7.9 41.3 15.9 3.0
400   2 −19.5 10.1 21.6 11.4 2.2
440   2 −19.6 8.8 40.2 16.1 2.9
274 T.14 1 −19.4 7.5 44.6 19.0 2.7
230 T.4 1 −19.6 6.7 44.1 18.3 2.8
229 T.3 1 −19.4 6.8 45.0 18.4 2.9
262 T.12 1 −23.0 6.9 43.7 18.2 2.8
217 T.2 1 −19.5 7.2 44.4 18.2 2.8
235 T.5 1 −19.3 8.3 44.3 18.3 2.8
210 T.1 1 −19.1 7.8 44.4 18.7 2.8
250 T.7 1 −19.6 7.4 61.9 23.6 3.1
260 T.11 1 −18.8 6.7 44.5 16.1 3.2
273 T.8 1 −19.7 7.0 40.5 17.1 2.8
240 T.6 1 −19.7 6.9 40.7 17.7 2.7
255 T.10 1 −19.2 7.1 38.8 16.8 2.7
265 T.13 1 −19.3 8.3 41.2 17.4 2.8
270 T.9 1 −19.3 6.8 43.3 18.4 2.7
266 T.12 1 −19.9 7.3 44.2 18.6 2.8
280 T.15  1 −19.3 7.3 44.4 18.7 2.8
238   1 −19.5 6.2 44.3 19.0 2.7
291   1 −19.3 6.6 44.2 18.9 2.7
298 T.17 1 −19.7 7.4 44.3 18.8 2.8
350 T.18 1 −21.0 6.8 43.5 20.7 2.5
353 T.14 1 −19.7 7.7 42.3 18.1 2.7
295 T.20  1 −19.5 7.6 43.7 18.7 2.7
  1. Typical analytical precision evaluated from repeated measurements of the same sample is 0.1 ‰ for δ13C and 0.2‰ for δ15N. Also listed are the total wt% C and N and the C/N-ratio. USD-295 T.20, a male, was beheaded. USD-274 T.1 is a male buried with a ceramic bowl in his arms.