English translation of two papers by Polya on real zeros of Fourier transform approximation to Riemann $\xi$ function

Unfortunately there are no English translations available for these papers. The first one, i.e., Bemerkung über die Integraldarstellung der Riemannschen ξ-Funktion, is shortly discussed in English here by M. Kac:

http://empslocal.ex.ac.uk/people/staff/mrwatkin/zeta/polya.htm