Later that day, an idea for an experiment to confirm Pauling's model occurred to Perutz, and he rushed to the lab to carry it out. Within a few hours, he had the evidence to confirm the alpha helix, which he showed to Bragg first thing on Monday.
That afternoon, Perutz conceived an idea for an experiment to verify Pauling's model; he immediately went to the laboratory to conduct it. In just a couple of hours, he gathered evidence confirming the alpha helix, which he shared with Bragg on the following morning.