They were, and as death was all around then, because of disease, childbirth and industrial/agricultural workers' conditions, they were far less 'bothered' by it than now. Which is not, of course, to suggest that mothers didn't love their children - more that they didn't expect them all to live to adulthood. All the same, people'd first thought was rarely for; play, so things were put down to natural causes far more then they would be nowadays.