\begin{tabular}{lrrll} \toprule Element & $T_c (\si{\kelvin})$ & $\rho_{300 K} (\si{\nano\ohm\meter})$ & Source $T_c$ & Source $\rho_{300 K}$ \\ \midrule Nb & 9.2500 & 152.00 & \cite{webb} & at 273 K \cite{crc} \\ Tc & 8.2000 & 200.00 & \cite{webb} & \cite{rhowiki} \\ Pb & 7.2000 & 213.00 & \cite{webb} & \cite{crc} \\ La & 6.0000 & 615.00 & \cite{webb} & \cite{crc} \\ V & 5.4000 & 202.00 & \cite{webb} & \cite{crc} \\ Ta & 4.4000 & 135.00 & \cite{webb} & \cite{crc} \\ Hg & 4.1500 & 961.00 & \cite{webb} & at 298 K \cite{crc} \\ Sn & 3.7000 & 115.00 & \cite{webb} & at 273 K \cite{crc} \\ In & 3.4000 & 80.00 & \cite{webb} & at 273 K \cite{crc} \\ Tl & 2.4000 & 150.00 & \cite{webb} & at 273 K \cite{crc} \\ Re & 1.7000 & 172.00 & \cite{webb} & at 273 K \cite{crc} \\ Th & 1.4000 & 147.00 & \cite{webb} & at 273 K \cite{crc} \\ Pa & 1.4000 & 108.00 & \cite{webb} & \cite{crc} \\ U & 1.3000 & 280.00 & \cite{webb} & at 273 K \cite{crc} \\ Al & 1.1800 & 27.33 & \cite{webb} & \cite{crc} \\ Ga & 1.0800 & 136.00 & \cite{webb} & at 273 K \cite{crc} \\ Am & 1.0000 & 689.00 & \cite{webb} & \cite{rhowiki} \\ Mo & 0.9200 & 55.20 & \cite{webb} & \cite{crc} \\ Zn & 0.8500 & 60.60 & \cite{webb} & \cite{crc} \\ Os & 0.7000 & 81.00 & \cite{webb} & at 273 K \cite{crc} \\ Zr & 0.6000 & 433.00 & \cite{webb} & \cite{crc} \\ Cd & 0.5200 & 68.00 & \cite{webb} & at 273 K \cite{crc} \\ Ru & 0.5000 & 71.00 & \cite{webb} & at 273 K \cite{crc} \\ Ti & 0.5000 & 390.00 & \cite{webb} & at 273 K \cite{crc} \\ Hf & 0.3800 & 340.00 & \cite{webb} & \cite{crc} \\ Ir & 0.1000 & 47.00 & \cite{webb} & at 273 K \cite{crc} \\ Lu & 0.1000 & 582.00 & \cite{webb} & \cite{crc} \\ Be & 0.0260 & 37.60 & \cite{schmidt} (but \cite{webb} reports 1440 K) & \cite{crc} \\ W & 0.0100 & 54.40 & \cite{webb} & \cite{crc} \\ Li & 0.0004 & 95.50 & \cite{webb} & \cite{crc} \\ Rh & 0.0003 & 43.00 & \cite{webb} & at 273 K \cite{crc} \\ \bottomrule \end{tabular}