Is that the Pius XII edition?
This Bible has an imprimatur by Samual Cardinal Stritch Archbishop of Chicago, 1950. and published with his approbation.
Three years indulgence for 15 minute reading.
To the faithful who read some verses of the Gospels, kiss it and recite one of these prayers devoutly
'May our sins be blotted out by virtue of the words of the Gospel.'
'May the reading of the Gospel be our salvation and protection.'
'May Christ teach us the words of the Gospel.'
500 days.
A plenary indulgence is granted under usual conditions if one does above for a month.
A plenary indulgence is granted at the hour of death under the usual circuмstances, to those who have often performed this pious exercise.