taking of depositions of witnesses who, in the examiner's words, "for some reason or other cannot appear at the hearing." The back-pay claimants were then called to testify by the General Counsel and were cross-examined extensively by the Company.


7
At the conclusion of cross-examination, the Company counsel moved for an adjournment for an indefinite period in order "to give us an opportunity to put our case in." The principal ground for his application was that, having heard the testimony of the Board's witnesses for the first time and having seen its exhibits for the first time at the hearing, he was unprepared to meet the issues. Upon denial of the adjournment, the back-pay hearings closed without submission of the Company's case.


8
Subsequently, on December 19, 1968, the trial examiner issuedhis Supplemental Decision, in which he determined that the Company was liable for the amount of back pay in the specification, as modified. The Company thereafter filed exceptions to the trial examiner's Supplemental Decision, and on April 29, 1969, the Board issued its Supplemental Decision and Order affirming its examiner. Accordingly, the Board ordered respondent to pay the named employees the amount of back pay determined by the trial examiner.


9
The Company's first claim is that there is no substantial evidence in the record to support the Board's conclusions (1) that the back-pay period terminated on January 21, 1966, (2) that McSpedon and Carmichael were the Landers' replacement, (3) that John Landers made reasonable efforts to obtain reemployment while he was out of work, or (4) that William Landers